Anchorage Municipality Climate
Anchorage Municipality, Alaska
Avg Annual Temp
36.7°F
Annual Precip
31.1"
Annual Snowfall
102.9"
Extreme Heat Days
0.05333333333333334
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Anchorage Municipality Weather
Alaska's Urban Subarctic Climate
Anchorage maintains an annual average of 36.7°F, which is roughly 15 to 20 degrees cooler than the median U.S. county. Its climate is classified as subarctic, featuring long, cold winters and short, cool summers.
Typical of the Alaska Experience
At 36.7°F, Anchorage sits very close to the Alaska state average of 35.9°F. It represents the middle ground of the state's climate, avoiding the extreme arctic cold of the north and the heavy rains of the southeast.
Drier and Calmer Than Chugach
Anchorage is significantly drier than the neighboring Chugach Census Area, receiving only 31.1 inches of precipitation compared to Chugach's staggering 139.1 inches. However, Anchorage still sees substantial snow, averaging 102.9 inches annually.
Deep Winters and Pleasant Summers
January temperatures average a cold 16.7°F, while July peaks at a comfortable 58.3°F. The municipality receives over 100 inches of snow per year, yet extreme heat is non-existent with zero days above 90°F.
Prioritize Insulation and Snow Removal
Homeowners should focus on high-efficiency heating and robust insulation to manage the 19.0°F winter average. Professional snow removal services or heavy-duty blowers are essential to manage the 102.9 inches of annual snowfall.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.