We will review the data in question. 6 1953 3 1. All measurements have been taken at the same location at NIST/DOC. This "Day in Weather History" contains some memorable weather events and trivia from 1864 onwards for much of Northeast Colorado. 9 2012 1 6. Over the course of the year, the temperature typically varies from 22°F to 87°F and is rarely below 6°F or above 95°F. 8 1934 2 5. com US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Denver/Boulder, CO 325 Broadway Boulder, CO 80305-3328 303-494-3210 for a recording call 303-494-4221 Comments? Questions? Please Contact Us. Only a trace of snow was recorded during the entire month, with no snow falling Christmas Day. High & Low Weather Summary for the Past Weeks Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals Explore comprehensive historical weather data for Boulder, featuring detailed yearly trends and records. Monthly temperature, precipitation and hours of sunshine. This was another cool Christmas with a high of 38 degrees and a low Thank you for reporting this station. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records August 40. NCEI maintains Boulder 2022 Past Weather (Colorado, United States) - Weather Spark Weather. NWS Boulder Denver Daily Normals and Records January Weather. Denver's Fall/Winter/Spring Statistics Weather. May 18, 2025 · Event Summaries Storm Data for BOU Office's Forecast Area For the severe weather data for a particular month, choose the month and year and click "find". Access past weather information for Boulder, including temperature, precipitation, and more. Denver's Annual Weather Summary for 2025 Denver/Boulder, CO Weather Forecast Office 2002 was the driest year in Denver weather history, and December's weather didn't do anything to help. 60 1997 Snowfall (137) 4 77. The previous record high for Dec. File contains Boulder daily maximum and minimum temperature, precipitation, snowfall and snow cover data and can be read with the fortran code segment below or any other way that is convenient. WFO BOU Winter Weather Statistics Page Denver Monthly Snowfall (1882-Present) Denver Winter Stats: First & Last Snow, Freeze Dates, and Top Snowstorms Denver's All Time Coldest Temperatures Denver's Largest 1 Day and 2 Day Temperature Changes Denver's Historical Christmas Weathe r 1954 was the warmest year in the history of Boulder, Colorado. Note: precipitation includes rain, snow, hail Snow/ice amounts are either directly measured or a ratio of 1/10 applied for inches of snow to water equivalent. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records June Boulder, CO past weather data including previous temperature, barometric pressure, humidity, dew point, rain total, and wind conditions. Highest Temperatures: All-Time By Year. Monthly Mean Climatologies: 1981-2010 Our weather history covers any place on earth at any given time regardless of availability of weather stations. 92 1998 With No 3 77. The $170 mi 4 days ago · Weather History Boulder, CO No weather station data available for this location and date. Climate charts Different locations High accuracy NWS Boulder Denver Top 20 Records - January NATIONAL WEATHER SERVICE - DENVER, COLORADO MONTHLY TEMPERATURE, RAINFALL, AND SNOWFALL EXTREMES FOR JANUARY 20 WARMEST JANS 20 WETTEST JANS 20 SNOWIEST JANS (1872-2021) (1872-2021) (1882-2021) 1 40. Data coverage is stored based on observations over a specific period of time whether annually, monthly, or daily. The Temperature Extremes range from 1872-Present ^ - Also in Previous Weather reports from the last weeks in Boulder with highs and lows Weather. A wind gust of 118 mph was recorded on the Environmental Research Laboratories (ERL) roof, and a wind gust Boulder Climate and Weather Information Overview Climatology Temperature Precipitation Severe Wx Forecasts Regional Astronomy 2 days ago · January 17th, 1982: Strong chinook winds caused severe wind damage in Boulder, Colorado. Based on weather reports collected during 1992–2021. 5 1883 4 39. 7 °F, and the average low was 42. pdf format, and you will need adobe acrobat to view it. 3 1936 5 4. 9°F at the NCAR Foothills Lab, in NE Boulder. The data is derived from our global NEMS weather model at approximately 30km resolution and cannot reproduce detail local weather effects, such as heat islands, cold air flows, thunderstorms or tornadoes. The average daily high temperature was 69. Sep 2, 2021 · Boulder, Colorado weather averages and records from 1893–2026 based on data made available by the NOAA. BoulderCAST Station, Boulder, CO This page contains an index of weather observations taken at the BoulderCAST weather station. Boulder regional current weather observations! Want to see what the weather is really like? Visit the Boulder area webcams page or the Denver–Boulder National Weather Service Forecast Office. The Temperature Extremes range from 1872-Present ^ - Also in Previous Climate Snow Squalls from the Upper Midwest to Great Lakes; High Winds in the Northern and Central Plains An Arctic front will bring widespread snow squalls through Friday from the Upper Midwest to the Ohio Valley. The tables, graphs, correspondence, newspaper clippings and other printed materials in this collection were compiled or created between about 1917 and 1988. 1 1934 2 1. 60 1891 3 20. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records May Current Hazards Current Conditions Radar Weather. 3 1893 5 Zipcode 80322, Boulder, Colorado - Hourly past weather, almanac for 80322, Boulder including historical temperature, wind, rain, pressure and humidity stats | WorldWeatherOnline. The Temperature Extremes range from 1872-Present ^ - Also in NWS Boulder Denver Daily Normals and Records December Weather. The metadata also shows the period of record and variables for which a station has reported. Temperatures were cool with a high and low of 36 and 11 degrees, respectively. 2 1948 5 38. Boulder Monthly Means: Snowfall Units are inches Skip to latest available data Plot of monthly mean snowfall Totals are for Sep-Jun (Snow Year) where June is row year and Jan-Dec. Apr 12, 2020 · Boulder Daily Weather data from the NOAA/NWS Cooperative Site Data is updated at the end of each month using the official data sheet. Weather reports from the last weeks in Boulder with highs and lows Weather reports from the last weeks in Boulder with highs and lows Weather reports from the last weeks in Boulder with highs and lows Boulder weather averages and climate Boulder, Colorado. com Despite the snow on the ground right now, Boulder County is trending warm and dry this winter, setting record-high temperatures and lagging behind its typical snowfall totals so far this winter 2 days ago · 2026 Weather History in Boulder Colorado, United States The data for this report comes from the Denver International Airport. 2 1949 3 39. The Temperature Extremes range from 1872-Present ^ - Also in Jan 1, 2026 · Denver Monthly Extremes Denver's YEARLY/MONTHLY TEMPERATURE, RAINFALL, AND SNOWFALL EXTREMES (1872-Present) 1 day ago · NOAA National Weather Service Denver/Boulder, CO Last Map Update: Sun, Jan 18, 2026 at 7:20:16 pm MST National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for March January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. 28 °W Boulder, CO Weather History star_ratehome 43 Boulder Municipal Airport Station | Change Current Station National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for October January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. You can see weather information for yesterday or the weather history of the last years. 46 1949 4 19. 1 hour ago · Winter returned to Colorado overnight Sunday after a heatwave brought near record-breaking temperatures to the Front Range. 22 is 70, set in 1955. Boulder Monthly Climate Data: Precipitation Values are monthly totals and units are in inches Skip to latest available data. A station information page is available. The Temperature Extremes range from 1872-Present ^ - Also in Track weather and climate trends for Boulder, CO? See how today, this month, or this year compares to weather in history. ) Climatological Report (Daily) Issued by NWS Denver/Boulder, CO Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 063 CDUS45 KBOU 152332 CLIDEN CLIMATE REPORT Overview 06/10: Avg High 77. Boulder Daily Climatology and Daily Records The average high and low temperature as well as the record for each date for the high (highest daily maximum and highest daily minimum) as well as record lowest daily minimum and daily maximum are available for each date (divided into monthly sections). They will, however, gradually relax mid to late afternoon. 90 1877 2 22. Weather reports from the last weeks in Boulder with highs and lows Climate and Average Weather Year Round in Boulder Colorado, United States In Boulder, the summers are warm; the winters are very cold, snowy, and windy; and it is partly cloudy year round. See all nearby weather stations 2 days ago · January 17th, 1982: Strong chinook winds caused severe wind damage in Boulder, Colorado. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records September Annual Weather Averages Near Boulder Averages are for Broomfield / Jeffco, which is 11 miles from Boulder. Boulder daily records for NIST site (Apr 1990-present) For each day of the year, listed is the maximum and minimum temperatures since 1990, and the maximum snow and rainfall. October 2025 Weather History in Boulder Colorado, United States The data for this report comes from the Denver International Airport. Some data may be available sooner at this webpage: NWS Denver Climate Reports if you select the latest month. Plot of average monthly mean precipitation. The coldest low temperatures of 20 degrees below zero on the 17th and 19 degrees below Find accurate weather data for Boulder. 28 °W Boulder, CO Weather History star_ratehome 59 Boulder Municipal Airport Station | Change Current Station To access data, select a station from the map or the drop-down menu. , from the earliest official records in 1897 through 1986. NWS Boulder Denver Top 20 Records - July NATIONAL WEATHER SERVICE - DENVER, COLORADO MONTHLY TEMPERATURE, RAINFALL, AND SNOWFALL EXTREMES FOR JULY 20 WARMEST JULY 20 WETTEST JULY SNOWIEST JULY (1872-2020) (1872-2020) (1882-2020) 1 78. The Temperature Extremes range from 1872-Present ^ - Also in Weather. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records February 40. 7 2005 3 5. National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for July January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. Click your month of interest below to bring up the page containing the corresponding daily data. 3 °F. High winds will continue across the northern and central High Plains through Local Climate for Denver Local Climate Data (NOWData - Weather Climate Online) 30 Day and 90 Day Temperature and Precipitation Outlooks Link to Additional Climate Data (rest of U. 6 2008 4 5. Interested in weather history? Access weather history data for dates going back to 1945! It's both useful and fun—whether you're planning a trip or just want to know the weather on a special date. The values are updated at the end of each month. Note: the data is in . The Temperature Extremes range from 1872-Present ^ - Also in Dec 30, 2025 · Station Data Inventory, Access & History View Station Data Help View Station Data is a web based interface which allows easy access to NCDC's station databases. A climate graph showing rainfall, temperatures and normals. 02 °N, 105. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records December Current Hazards Current Conditions Radar NWS Boulder Denver Daily Normals and Records November Weather. Latest Data Available: November 2025 Daily Records and Climatology (temperature and snowfall) Boulder Weather Data from 1897 (daily, single file) Boulder Seasonal Climate Rankings Selected Climatology Graphics (average daily and monthly graphics of temperature and precipitation) Chance of >= 90°F in Boulder! Weather reports from the last weeks in City of Boulder with highs and lows 6 days ago · A segment of Boulder Highway in the City of Henderson is undergoing a significant transformation as part of the "Reimagine Boulder Highway" project. 2 Record High 97 (1952) Record Low: 37 (1975) Current Temperature: 34. Station locations were at various points in the western part of the city to 1912, near the Colorado campus from 1912 to 1936, and on the National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for May January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. Once you've selected a station, you have quick access, daily, and monthly data 738 NOUS45 KBOU 180145 PNSBOU COZ030>051-182300- Public Information Statement National Weather Service Denver/Boulder CO 645 PM MST SAT JAN 17 2026 This week in metro Denver weather history 14-21 In 1930a protracted cold spell occurred when low temperatures plunged below zero on 8 consecutive days. While not as ferocious as yesterday, we still expect persistent wind gusts into the 40-55 mph range. May 4, 2001 · ¹ Dates are in standard ISO format (yyyy-mm-dd) ² Coverage is an approximation of total completeness based on the most complete data element, and the overall data range. They were located across downtown Denver (1882 to 1949), Stapleton Airport (1950 to August 2007) which is now called Central Park, and Denver International Airport (September 2007 to Present). National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for February January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. Please select the information that is incorrect Since snowfall records began in 1882, there have been three main locations for Official Snowfall Observations. 1 . Weather. The Temperature Extremes range from 1872-Present ^ - Also in Previous National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for December January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. See all nearby weather stations This report shows the past weather for Boulder, providing a weather history for October 2025. Metadata includes the station's name and ID, latitude, longitude, and elevations. National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for November January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. Many sources were used to research and compile the data. The highest temperature ever recorded in Boulder, Colorado was 104 °F which occurred on July 11, 1954. National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for April January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. This collection contains weather data and related information concerning weather observations in Boulder, Colo. The Temperature Extremes range from 1872-Present ^ - Also in Jan 5, 2015 · Denver Largest Temperature Changes since 1872 Weather. Below is a list of significant Boulder area wind events and a table of high wind events per month. Nov 1, 2024 · Boulder, CO Monthly Means: Temperature Units are degrees Fahrenheit Skip to latest available data Plot of monthly mean temperature National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for June January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. Inconsistent reporting may mean that events are missing or that the wind speeds are not accurate. The Temperature Extremes range from 1872-Present ^ - Also in Apr 18, 2015 · Boulder wind info Boulder has some of the highest peak winds of any city in the US. Boulder weather station history The first recorded observations for Boulder were made for several months in 1893 to 1895. Jan 4, 2026 · National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for January January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. 41 1965 Numerous Years 2 77. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records November Current Hazards Current Conditions Radar NWS Boulder Denver Daily Normals and Records May Weather. 3 1992 2 40. Dec 25, 2025 · Boulder, Colorado, United States of America - Hourly past weather, almanac for Boulder including historical temperature, wind, rain, pressure and humidity stats | WorldWeatherOnline. The Temperature Extremes range from 1872-Present ^ - Also in This "Day in Weather History" contains some memorable weather events and trivia from 1864 onwards for much of Northeast Colorado. Sources of data for this Boulder page include NCEI, NOAA Cooperative site daily observations, the National Storm Data Report, NCAR (1890-1947), the National Resource Conservations Service, daily data for 1948-1990 provided by Klaus Wolter (PSL) and the Colorado climate center and summaries of daily data for the last 100 years listed in the Explore historical weather data for Boulder, Colorado, including temperature trends and detailed reports for specific dates. Heavy snow rates and strong winds will lead to near-zero visibility and dangerous travel conditions. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records October Boulder, CO weather data: climatologies, ranges and related plots. Take control of your data. 35 1883 1 24. Check recent conditions and data from the National Weather Service. This will display the station's metadata in the Station Metadata window. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records July Boulder, CO past weather data including previous temperature, barometric pressure, humidity, dew point, rain total, and wind conditions. S. Leverage historical weather data to optimize future planning. Track weather and climate trends for Boulder, CO? See how today, this month, or this year compares to weather in history. NWS Boulder Denver Daily Normals and Records September National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for September January | February | March | April | May | June | July | August | September | October | November | December Weather reports from the last weeks in Boulder with highs and lows Weather. gov > Denver/Boulder, CO > Denver Largest Temperature Changes since 1872 Current Hazards Current Conditions Radar Provides weather observations and history for Boulder Municipal Airport. 4 1935 4 1. Summary Weather reports from the last weeks in Boulder, CO Metro Area with highs and lows Weather reports from the last weeks in Boulder with highs and lows Jan 5, 2026 · Weather History Boulder, CO No weather station data available for this location and date. Also listed is the average (climatology) for the entire period. gov > Denver/Boulder, CO > Denver's Fall/Winter/Spring Statistics Current Hazards Current Conditions Radar Dec 22, 2025 · The National Weather Service Office in Boulder forecast put the high at 73 degrees for today. Weather Story, graphic Another round of strong, gusty winds and low humidity for the plains today. gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records March View historical weather observations for Boulder, Colorado provided by the National Weather Service. Climatological Report (Monthly) Issued by NWS Denver/Boulder, CO Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 506 CXUS55 KBOU 012306 CLMDEN CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 406 PM MST THU JAN 01 2026 . The BoulderCAST Weather Station has been in operation since early 2015 in North Boulder, situated at an elevation of 5,550 feet. The simulation history archive offers access to past weather simulations for every place in the world. . gov > Denver/Boulder, CO > NWS Boulder Denver Daily Normals and Records January Current Hazards Current Conditions Radar National Weather Service - Denver/Boulder, Colorado Denver Area Normals & Extremes for August January | February | March | April | May | June | July | August | September | October | November | December The Normal High and Low Temperatures are calculated from 1991-2020 data. The date range changes based on the selected dataset. 3 1986 1 2. 0 Avg Low: 49. We may use or share your data with our data vendors. For more recent events and for more detailed info, see: Severe Weather Database in the US from NCEI. Records are essentially complete from 1897 to the present (except for 1 year from 1989-1990 where there was no official Boulder station). Also, some data may not be available yet. A wind gust of 118 mph was recorded on the Environmental Research Laboratories (ERL) roof, and a wind gust of 137 mph was measured atop the roof of the NCAR building (in the southwest part of the city, 600 feet above ground level). Avoid any activity that may produce a spark and start a wildfire. 24 1919 5 77. 76 2001 6 77. You are about to report this weather station for bad data.

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