World Resorts USA Wasilla Weather

Wasilla weather in September

Weather in Wasilla: September

Average day temperature: 48.8°F
Average night temperature: 40.9°F
Sea water temperature: 50.5°F
Number of sunny days: 2 days
Day length: 11.5 - 14.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.4 in.

Air temperature in September, °F

Show year:
2026
2025
2024

The highest day temperature during September of 2026 was 57°F. At the same time the lowest night temperature was 40°F. Daily and nightly averages during September were 51.4°F and 47.4°F.

Sea water temperature in Wasilla in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 44.9°F. The highest and lowest sea temperatures during the month were 46.6°F and 41.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Wasilla in September is 1.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 3.5 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 3.6.

Best time for vacation in Wasilla

Sunniest months:
December 10 days
January 9 days
November 8 days
Warmest months:
July 59.6 °F
June 57.6 °F
August 57.5 °F
Warmest sea temp:
August 54.2 °F
July 54.0 °F
June 51.1 °F
Coldest months:
December 13.6 °F
January 14.5 °F
February 20.2 °F
Rainiest months:
August 4 days
July 2 days
September 2 days
Windiest months:
January 4.6 mph
November 4.2 mph
December 4.2 mph

Wasilla on a weather map

Wasilla
+39°F
SW 2 mph
Feels like: +37°F
Precip.: 58%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Wasilla
Local time: 09:22
October 29, thursday
1200
39°F
S
1 mph
1500
41°F
NW
2 mph
1800
39°F
W
1 mph
2100
39°F
W
6 mph
October 30, friday
0000
41°F
W
7 mph
0300
39°F
W
10 mph
0600
39°F
W
12 mph
0900
41°F
W
8 mph
Units of measurement: °C / °F