Anchorage weather in December
December in Anchorage: freezing, rainy, with clean air — one of the weakest months to visit.
#12 of 12 months in Anchorage · #590 of 604 destinations to visit in December · comfort 26/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Anchorage climate normals — December
| Daytime high | -4°C / 24°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -9°C / 16°F | |
| Feels like (high) | -8°C / 18°F | |
| Rainfall | 106 mm / 4.2 in | 🌧 rainy |
| Rainy days | 16 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -11°C / 12°F | |
| Sunshine | 1 h/day | |
| Daylight | 5.6 h | |
| Wind | 9 km/h / 6 mph | |
| Snowfall | 46.2 cm / 18.2 in | |
| Air quality (US AQI) | 27 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Anchorage?
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Anchorage in December — FAQ
- Is December a good time to visit Anchorage?
- December in Anchorage: freezing, rainy, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Anchorage on SeasonMap's comfort score (26/100).
- What is the weather like in Anchorage in December?
- In December, Anchorage averages a daily high of -4.4°C and a low of -9°C, with about 106 mm of rain over roughly 15.8 rainy days.
- What is the air quality in Anchorage in December?
- Anchorage has a mean US Air Quality Index of about 27 in December.
- Does it snow in Anchorage in December?
- Anchorage sees roughly 46.2 cm of snowfall in December.