Anchorage Municipality Climate
Anchorage Municipality, Alaska
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
36.7°F
Annual Precip
31.1"
Annual Snowfall
102.9"
Extreme Heat Days
0
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
670
Limited to cold-tolerant varieties
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Anchorage Municipality
Climate Verdict
Anchorage Municipality has a cold, with an average annual temperature of 36.7°F, moderate rainfall of 31.1 inches per year, rare extreme heat with only 0.05333333333333334 days above 90°F annually, heavy winter snowfall averaging 102.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 16.7°F. summers are cool, with July averaging only 58.3°F. The 42°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Anchorage Municipality closely matches the Alaska statewide average temperature of 35.7°F, it is also noticeably drier, receiving 22.4 inches less precipitation than the state average.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.