Weather in Anchorage in December
In an average December, Anchorage sees a daily high around 20°F and a low around 9°F, based on 1980–2026 of local climate records.
| Average high | 20°F |
|---|---|
| Typical high range | 4°F to 34°F |
| Average low | 9°F |
| Typical low range | -10°F to 26°F |
| Average daily precipitation | 0.10 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
47°F
2017-12-11
Lowest
-26°F
1980-12-16
Low
Highest
37°F
1992-12-02
Lowest
-36°F
1980-12-17
Feels-like
Highest
31°F
2013-12-08
Lowest
-53°F
1980-12-17
Humidity
Highest
5.7 g/m³
2002-12-01
Lowest
0.2 g/m³
1980-12-16
Wind
Highest
21 mph
2010-12-15
Lowest
2 mph
1987-12-21
Gust
Highest
49 mph
2010-12-15
Lowest
5 mph
1983-12-03
Precip
Wettest
4.93 in
1999
Driest
0.59 in
2025
See Anchorage's live weather grade →
Visiting Anchorage in December? See how its comfort stacks up against where you live.
Compare Anchorage with your city →