Thermograph

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

Weather in Des Moines, Iowa, United States in December

In an average December, Des Moines sees a daily high around 34°F and a low around 18°F, based on 1981–2026 of local climate records.

Average high34°F
Typical high range18°F to 46°F
Average low18°F
Typical low range2°F to 30°F
Average daily precipitation0.00 in

December records

The most extreme December on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total December accumulation.

High

Highest 70°F 2021-12-15
Lowest -12°F 1983-12-24

Low

Highest 51°F 2001-12-04
Lowest -27°F 1983-12-24

Feels-like

Highest 51°F 2001-12-04
Lowest -61°F 1983-12-24

Humidity

Highest 11.7 g/m³ 2001-12-04
Lowest 0.5 g/m³ 1983-12-19

Wind

Highest 44 mph 2021-12-15
Lowest 5 mph 1991-12-29

Precip

Wettest 4.92 in 2015
Driest 0.33 in 1998

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