Denver Weather Records

Denver, Colorado weather averages and records from 1921–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Denver, Colorado was 105 °F which occurred on June 28, 2018.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Denver, Colorado was -25 °F which occurred on December 22, 1990.
Lowest Temperatures: All-Time By Year
Denver Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 44.5 18.5 75 -20 0.4 7.3
February 46.0 19.8 80 -25 0.4 8.6
March 55.4 27.5 82 -7 0.9 8.1
April 61.7 34.1 90 -2 1.7 5.3
May 71.0 43.6 95 21 2.2 1.0
June 83.1 53.0 105 31 1.8 0.0
July 89.8 59.8 105 44 2.1 0.0
August 87.1 58.0 104 42 1.5 0.0
September 79.2 49.5 101 17 1.0 0.8
October 65.2 36.7 89 3 1.0 4.3
November 52.9 25.7 81 -14 0.7 7.9
December 43.9 18.1 79 -25 0.4 8.8
Entire year 65.1 37.1 105 -25 14.1 49.9
More Denver Weather Records
1921–2024
Highest daily low 76 °F July 31, 1966
Lowest daily high -9 °F February 4, 1989
Greatest daily range
(Difference of high and low)
61 °F January 5, 2015
Greatest difference in daily high
over two conscutive days
57 °F Dec 21–22, 2022
Most daily precipitation 3.3 inches May 6, 1973
Most monthly precipitation 6.4 inches May 1969
Most yearly precipitation 23.0 inches 1973
Most yearly days with precipitation 112 1973
Earliest snow in season September 3 1961
Latest snow in season June 5 1953
Most daily snow 23.6 inches December 24, 1982
Most monthly snow 42.6 inches November 1946
Most yearly snow 99.2 inches 1929
Most snow in a winter 93.5 inches 1946–1947
Greatest snow accumulation 26.0 inches November 5, 1946
Earliest freeze September 8 2020
Earliest day ≥ 80 °F February 10 2017
Earliest day ≥ 90 °F April 30 1992
Earliest day ≥ 100 °F June 11 2022
Latest freeze June 8 2007
Latest day ≥ 80 °F November 27 2017
Latest day ≥ 90 °F September 30 2023
Latest day ≥ 100 °F September 5 2020
Most days in a year < 0 °F 15 1985
Most days in a year < 32 °F 176 1984
Most days in a year ≥ 80 °F 128 2020
Most days in a year ≥ 90 °F 75 2020
Most days in a year ≥ 100 °F 13 2012
Denver Weather Streaks
Most consecutive days...
With precipitation 11 days Jun 7–17, 1965
Without precipitation 54 days Aug 31 – Oct 23, 1956
With snow 7 days Feb 25 – Mar 2, 1960
High temperature at or
below freezing
11 days Jan 23 – Feb 2, 1949
High temperature ≥ 80 °F 73 days Jun 22 – Sep 2, 2011
High temperature ≥ 90 °F 24 days Jul 11 – Aug 3, 2012
High temperature ≥ 100 °F 5 days Jun 22–26, 2012
Plant Hardiness Zone
5B
Denver is in plant hardiness zone 5B
based on average yearly minimum temperature from 1991–2020
Facts About Denver Weather
Denver Weather by Year
More Denver Weather
Compare Denver to:
Weather Station Details
Years Station Coordinates
1996–2024 Denver International Airport location
1973–1995 Denver Stapleton location
1921–1972 Downtown Denver location