Copper River Census Area Climate
Copper River Census Area, Alaska
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
27.8°F
Annual Precip
13.8"
Annual Snowfall
62.2"
Extreme Heat Days
0
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
482
Limited to cold-tolerant varieties
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Copper River Census Area
Climate Verdict
Copper River Census Area has a cold, with an average annual temperature of 27.8°F, arid conditions receiving just 13.8 inches of precipitation annually, rare extreme heat with only 0.11428571428571428 days above 90°F annually, heavy winter snowfall averaging 62.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are severe, with January averaging a frigid -2.8°F. summers are cool, with July averaging only 56.6°F. Residents experience a substantial 59°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Copper River Census Area is 7.9°F cooler than the Alaska statewide average of 35.7°F, it is also noticeably drier, receiving 39.7 inches less precipitation than the state average.
Climate Profile
About Copper River Census Area Weather
Extreme Continental Cold
Copper River averages just 27.8°F annually, making it one of the coldest inhabited places in the nation. It lacks the moderating influence of the ocean, leading to temperatures far below the national median.
Deeply Below State Average
The area's 27.8°F annual average is over 8 degrees colder than the Alaska state average of 35.9°F. This makes Copper River a focal point for some of the state's most intense winter weather.
Colder and Drier Than Anchorage
Copper River is much harsher than Anchorage, with a January average of -2.8°F compared to Anchorage's 16.7°F. It is also significantly drier, receiving only 13.8 inches of annual precipitation.
Sub-Zero Winters and Dry Summers
Winter is extreme, with a December-February average of 1.4°F and temperatures regularly dropping below zero in January. Summers are pleasant but short, averaging 56.6°F in July with no extreme heat days.
Severe Winter Proofing Required
Homes require specialized arctic-grade insulation to handle the -2.8°F January average. Because annual precipitation is so low at 13.8 inches, managing dry conditions and dust is often more of a concern than rain.
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.