Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Denver weather records

Record high and low temperatures for Denver, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 100°F on 1994-06-26; its coldest fell to -25°F on 1990-12-22.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
69°F1982-01-26
-1°F1997-01-12
43°F1997-01-31
-17°F1985-01-31
February
78°F2017-02-10
-13°F1989-02-04
47°F1986-02-18
-22°F1989-02-03
March
86°F2026-03-25
10°F2002-03-02
53°F2026-03-26
-12°F2002-03-02
April
86°F1992-04-30
21°F1997-04-11
54°F1982-04-12
-1°F1999-04-17
May
92°F2000-05-29
34°F2001-05-03
59°F2014-05-30
17°F2013-05-02
June
100°F1994-06-26
47°F1998-06-05
67°F2010-06-26
35°F1998-06-05
July
99°F2024-07-12
60°F2004-07-24
71°F2025-07-10
46°F1994-07-08
August
98°F2008-08-01
57°F2008-08-16
68°F2024-08-22
39°F2004-08-28
September
98°F2020-09-05
27°F1985-09-29
65°F2013-09-04
12°F1985-09-30
October
89°F2024-10-02
14°F2020-10-26
58°F2007-10-06
-9°F1993-10-30
November
81°F2025-11-02
9°F2014-11-13
51°F2020-11-07
-9°F2014-11-13
December
75°F2025-12-22
-10°F1990-12-21
44°F2021-12-02
-25°F1990-12-22

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
78°F2017-02-10
-13°F1989-02-04
47°F1986-02-18
-25°F1990-12-22
Spring (Mar–May)
92°F2000-05-29
10°F2002-03-02
59°F2014-05-30
-12°F2002-03-02
Summer (Jun–Aug)
100°F1994-06-26
47°F1998-06-05
71°F2025-07-10
35°F1998-06-05
Autumn (Sep–Nov)
98°F2020-09-05
9°F2014-11-13
65°F2013-09-04
-9°F1993-10-30

All-time records

The most extreme value Denver has recorded for each metric across its entire history.

High

Highest 100°F 1994-06-26
Lowest -13°F 1989-02-04

Low

Highest 71°F 2025-07-10
Lowest -25°F 1990-12-22

Feels-like

Highest 116°F 2016-06-21
Lowest -44°F 2022-12-22

Humidity

Highest 16.0 g/m³ 2018-07-24
Lowest 0.4 g/m³ 1989-02-04

Wind

Highest 31 mph 1982-04-02
Lowest 3 mph 2000-01-26

Gust

Highest 65 mph 1982-04-02
Lowest 7 mph 1983-01-18

Precip

Wettest 2.83 in 1986-04-03
Driest 15-day dry spell 1991-10-09

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

Grade Denver's weather now →

‹ Back to Denver climate