World Resorts USA Whitefish Weather

Whitefish weather in September

Weather in Whitefish: September

Average day temperature: 68.5°F
Average night temperature: 51.4°F
Number of sunny days: 19 days
Day length: 11.7 - 13.4 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 87°F. At the same time the lowest night temperature was 44°F. Daily and nightly averages during September were 73.7°F and 54.1°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in September, in.

Precipitation total value in Whitefish in September is 0.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 3.3 mph

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: 9.2.

Best time for vacation in Whitefish

Sunniest months:
July 24 days
August 21 days
September 19 days
Warmest months:
July 78.9 °F
August 76.5 °F
September 68.5 °F
Coldest months:
January 25.0 °F
February 25.8 °F
December 26.7 °F
Rainiest months:
June 3 days
May 3 days
March 2 days
Windiest months:
April 4.2 mph
May 4.1 mph
June 4.1 mph

Whitefish on a weather map

Whitefish
+32°F
SE 2 mph
Feels like: +28°F
Precip.: 87%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Whitefish
Local time: 22:30
December 05, friday
0000
28°F
S
2 mph
0300
28°F
SE
3 mph
0600
28°F
SE
2 mph
0900
28°F
S
1 mph
1200
32°F
NW
2 mph
1500
34°F
NW
1 mph
1800
32°F
N
0 mph
2100
34°F
N
1 mph
Units of measurement: °C / °F