Weather in September 2025

Anchorage weather in September 2025

The temperatures in Anchorage in September are quite cold with temperatures between 7°C and 12°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Anchorage during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Anchorage in September 2025.

If you’re planning to visit Anchorage in the near future, we highly recommend that you review the 14 day weather forecast for Anchorage before you arrive.

Temperatures
Temperatures
12° / 7°
Rainy Days
Rainy Days
6
Snowy Days
Snowy Days
0
Dry Days
Dry Days
24
Rainfall
Rainfall
106
mm
9.9
Sun Hours
9.9
Hrs

Anchorage annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -6° / -10° 6 13 12 41 mm
Awful
February -4° / -9° 6 8 15 51 mm
Awful
March -2° / -7° 6 11 14 43 mm
Awful
April 4° / -1° 6 18 7 29 mm
Awful
May 10° / 5° 2 28 1 27 mm
Ok
June 14° / 8° 3 27 0 42 mm
Good
July 16° / 11° 5 26 0 66 mm
Good
August 15° / 10° 7 24 0 100 mm
Ok
September 12° / 7° 6 24 0 106 mm
Ok
October 6° / 3° 6 22 3 87 mm
Awful
November -2° / -5° 6 14 11 59 mm
Awful
December -5° / -8° 8 9 15 61 mm
Awful
Temperatures in Anchorage in September
Rain in Anchorage in September

Recommended Hotels in Anchorage

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Weather in Anchorage in September - FAQ

What is the average temperature in Anchorage in September?
The average temperature in Anchorage in September is 7/12° C.
What is the chance of rain in Anchorage in September?
On average, there are 6 rainy days in Anchorage during September.
Weather wise, is September a good time to visit Anchorage?
The weather in Anchorage in September is ok.
Can it snow in Anchorage in September?
On average, there are 0 snowy days in Anchorage in September.
More about the weather in Anchorage