Thermograph

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

Weather in Denver in December

In an average December, Denver sees a daily high around 43°F and a low around 20°F, based on 1980–2026 of local climate records.

Average high43°F
Typical high range29°F to 58°F
Average low20°F
Typical low range7°F to 32°F
Average daily precipitation0.00 in

December records

The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.

High

Highest 75°F 2025-12-22
Lowest -10°F 1990-12-21

Low

Highest 44°F 2021-12-02
Lowest -25°F 1990-12-22

Feels-like

Highest 39°F 2021-12-02
Lowest -44°F 2022-12-22

Humidity

Highest 5.4 g/m³ 2008-12-07
Lowest 0.4 g/m³ 1990-12-21

Wind

Highest 29 mph 2021-12-15
Lowest 3 mph 2015-12-29

Gust

Highest 61 mph 2021-12-15
Lowest 8 mph 1997-12-22

Precip

Wettest 2.77 in 1987
Driest 0.24 in 1991

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