Aleutians West Census Area Climate
Aleutians West Census Area, Alaska
Avg Annual Temp
38.1°F
Annual Precip
34.9"
Annual Snowfall
72.9"
Extreme Heat Days
0
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Aleutians West Census Area Weather
A Cool Maritime Outpost
Aleutians West averages 38.1°F annually, sitting well below the national median but remaining relatively stable year-round. This remote chain experiences a maritime climate where the ocean prevents the deep freezes common in the American interior.
Surpassing State Average Temperatures
The census area's 38.1°F annual average is over 2 degrees warmer than the Alaska state average of 35.9°F. Its position in the North Pacific ensures it remains among the state's warmer, albeit wetter, regions.
Cooler and Snowier Than the East
Aleutians West is slightly cooler than Aleutians East, which averages 39.3°F. It also sees more significant snow accumulation, recording 72.9 inches annually compared to the 67.3 inches found in its eastern neighbor.
Minimal Heat and Consistent Snow
The area never sees extreme heat, with zero days reaching 90°F and a July average of only 49.2°F. Winter is defined by persistent snow and a January average of 28.3°F, keeping the landscape white for months.
Gear Up for Heavy Snowfall
With 72.9 inches of annual snow, reliable clearing equipment is a necessity for all residents. Given the 34.9 inches of annual precipitation, heavy-duty rain gear and moisture-wicking layers are essential for outdoor activity.
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.