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Chugach Census Area Climate

Chugach Census Area, Alaska

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec40.3°AVG °F

Avg Annual Temp

40.3°F

Annual Precip

139.1"

Annual Snowfall

221.2"

Extreme Heat Days

0

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
12.5"
11.3"
8.9"
8.7"
8.7"
5.7"
7.5"
12.5"
18.1"
16.8"
13.6"
14.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

Growing Degree Days

498

Limited to cold-tolerant varieties

Last spring frost (32°F): 05/16
First fall frost (32°F): 10/07

Seasonal Overview

Comfort ZoneSpring31°45°26.2"Summer52°56°25.7"Fall32°49°48.5"Winter27°29°38.6"20°40°60°80°100°

National Comparison

Warmer than 3% of US counties
Wetter than 100% of US counties
More seasonal variation than 4% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Chugach Census Area

Climate Verdict

Chugach Census Area has a cool, averaging 40.3°F annually, very wet conditions receiving 139.1 inches of precipitation annually, heavy winter snowfall averaging 221.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 27.1°F. summers are cool, with July averaging only 56.1°F. The climate is remarkably stable year-round, with only a 29°F difference between January and July.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Chugach Census Area is 4.6°F warmer than the Alaska statewide average of 35.7°F, it is also noticeably wetter, receiving 85.6 inches more precipitation than the state average.

Climate Profile

About Chugach Census Area Weather

The Wettest Corner of Alaska

Chugach averages 40.3°F annually, which is warm for Alaska but accompanied by an incredible 139.1 inches of precipitation. This creates a unique rainforest-like environment that is far wetter than almost any county in the lower 48.

Alaska's High-Precipitation Leader

At 40.3°F, Chugach is significantly warmer than the 35.9°F state average. However, its 139.1 inches of annual precipitation dwarfs the state average of 54.8 inches, making it a true outlier.

Vastly Different From Anchorage

While neighboring Anchorage receives 31.1 inches of precipitation, Chugach is pelted with 139.1 inches. This moisture translates to a massive 221.2 inches of annual snowfall, more than double Anchorage's 102.9 inches.

Mild Winters and Massive Snow

Winter temperatures average a relatively mild 28.4°F, but the extreme moisture leads to 221.2 inches of snow. Summers are cool and wet, with July temperatures averaging 56.1°F and no days over 90°F.

Mastering Snow and Rain Prep

Residents must be prepared for extreme snow loads, as 221.2 inches can overwhelm standard roofs. Industrial-grade waterproof gear and high-capacity drainage systems are essential for managing the constant 139.1 inches of annual precipitation.

Frequently Asked Questions

What is the average temperature in Chugach Census Area?
The average annual temperature in Chugach Census Area, AK is 40.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Chugach Census Area get?
Chugach Census Area receives an average of 139.1 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Chugach Census Area?
Yes, Chugach Census Area receives an average of 221.2 inches of snowfall per year according to NOAA climate normals.
How hot does Chugach Census Area get in summer?
The average summer temperature (June-August) in Chugach Census Area is 54.6°F. The county experiences an average of 0 days per year above 90°F.
How cold are winters in Chugach Census Area?
The average winter temperature (December-February) in Chugach Census Area is 28.4°F. January, typically the coldest month, averages 27.1°F.

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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