Average Precipitation for Alaska in August

The tables below give monthly averages for rainfall plus snowfall during August at communities and other locations around Alaska.

Each place has a total for the amount of precipitation it usually receives this month. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Southeast, South - Central, Southwest, Interior and Far North Alaska.

Southeast Alaska

Average monthly precipitation in August
Days Place Inches Milli­metres
16 Annette Island 7.9 201
15 Haines 3.7 93
19 Juneau 6.4 163
17 Ketchikan 11.3 287
19 Sitka 7.3 184
15 Skagway 2.4 60
19 Yakutat 13.9 353

South - Central Alaska

August averages for total rainfall plus snowfall
Days Place Inches Milli­metres
14 Anchorage 2.9 74
13 Gulkana 1.9 49
14 Homer 2.3 59
15 Seward 5.4 137
17 Talkeetna 4.7 119
18 Valdez 7.0 178

Southwest Alaska

Average amount of rain and snow in August
Days Place Inches Milli­metres
18 Bethel 3.4 85
21 Cold Bay 3.7 94
17 King Salmon 3.3 83
15 Kodiak 4.9 124
16 McGrath 2.9 74
11 Port Alsworth 1.7 43
18 St Paul Island 3.1 78

Interior Alaska

Precipitation totals for August
Days Place Inches Milli­metres
14 Fairbanks 2.1 53
17 McKinley Park 3.0 76
15 Tanana 2.7 68
9 Tok 1.3 34

Far North Alaska

Total precipitation during August
Days Place Inches Milli­metres
12 Barrow 1.1 28
15 Bettles 2.7 69
14 Kotzebue 2.1 54
15 Nome 3.2 82
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Alaska Precipitation
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