Thermograph

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

Weather in Anchorage in December

In an average December, Anchorage sees a daily high around 24°F and a low around 17°F, based on 1980–2026 of local climate records.

Average high24°F
Typical high range10°F to 35°F
Average low17°F
Typical low range2°F to 30°F
Average daily precipitation0.10 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 44°F 2017-12-11
Lowest -16°F 1980-12-17

Low

Highest 37°F 2024-12-10
Lowest -21°F 1980-12-17

Feels-like

Highest 34°F 2008-12-07
Lowest -37°F 1990-12-01

Humidity

Highest 5.2 g/m³ 2002-12-01
Lowest 0.4 g/m³ 1980-12-16

Wind

Highest 23 mph 2010-12-15
Lowest 1 mph 1980-12-03

Gust

Highest 51 mph 2023-12-11
Lowest 7 mph 2005-12-23

Precip

Wettest 5.28 in 1999
Driest 0.65 in 2025

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