Average Temperatures for Alaska in September





Average temperatures for September at communities and other locations throughout Alaska are listed below in degrees Fahrenheit and Celsius.

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

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Southeast Alaska

Average September temperatures
High °F Low °F Place High °C Low °C
61 49 Annette Island 16 10
54 43 Glacier Bay 12 6
56 44 Haines 13 7
56 44 Juneau 13 7
59 48 Ketchikan 15 9
58 49 Sitka 14 9
57 46 Skagway 14 8
58 48 Wrangell 14 9
57 42 Yakutat 14 6

South - Central Alaska

Average daily temperatures in September
High °F Low °F Place High °C Low °C
56 43 Anchorage 13 6
54 33 Gulkana 12 1
57 42 Homer 14 6
56 43 Seward 13 6
56 39 Talkeetna 13 4
55 42 Valdez 13 5

Southwest Alaska

September temperatures: daily averages
High °F Low °F Place High °C Low °C
53 39 Bethel 12 4
53 43 Cold Bay 12 6
56 41 King Salmon 14 5
57 44 Kodiak 14 7
54 38 McGrath 12 3
57 42 Port Alsworth 14 6
50 42 St Paul Island 10 6

Interior Alaska

Average September temperatures
High °F Low °F Place High °C Low °C
55 36 Fairbanks 13 2
51 31 McKinley Park 10 -1
52 34 Tanana 11 1
54 31 Tok 12 -1

Far North Alaska

Average September temperatures
High °F Low °F Place High °C Low °C
37 30 Barrow 3 -1
50 33 Bettles 10 0
48 39 Kotzebue 9 4
49 37 Nome 9 3
Reference

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

Alaska Temperatures
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