World Resorts USA Great Falls Weather

Autumn weather in Great Falls

Weather in Great Falls in Autumn

September October November
Average day temperature:
Average day temperature: 74.4°F 56.4°F 42.5°F
Average night temperature:
Average night temperature: 53.4°F 39.7°F 30.4°F
Number of sunny days:
Number of sunny days: 21 days 18 days 14 days
Day length:
Day length: 11.7 - 13.3 h. 10.0 - 11.6 h. 8.7 - 10.0 h.
Number of rainy days:
Number of rainy days: 1 day 1 day 0 days
Precipitation totals:
Precipitation totals: 0.7 in. 0.5 in. 0.4 in.

Day & Night air temperature, °F

Precipitation total, in.

Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Great Falls

Sunniest months:
July 22 days
August 21 days
September 21 days
Warmest months:
July 83.9 °F
August 81.7 °F
September 74.4 °F
Coldest months:
February 28.7 °F
January 30.3 °F
December 33.0 °F
Rainiest months:
May 3 days
June 2 days
September 1 day
Windiest months:
November 9.7 mph
February 9.3 mph
January 9.0 mph

Great Falls on a weather map

Great Falls
+39°F
NE 4 mph
Feels like: +32°F
Precip.: 0%
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
Great Falls
Local time: 21:47
December 05, friday
0000
37°F
E
2 mph
0300
36°F
NE
6 mph
0600
30°F
NE
3 mph
0900
23°F
N
3 mph
1200
30°F
NE
3 mph
1500
36°F
E
2 mph
1800
32°F
W
2 mph
2100
32°F
S
1 mph
Units of measurement: °C / °F