Measurements:
°C
°F
World Resorts USA

Great Falls Weather Forecast

21 dec, saturday
Local time:22:36
40°F
NE
11 mph
Precip: 0% Feels like: 32°F
Sunrise: 08:11 | Sunset: 16:37
Moonrise: - | Moonset: 12:18
Pressure: 1010 hPa
Humidity: 60%
Visibility: 6 miles
Day Length: 8 h. 26 min.
Month Averages
December: 29.3°F 21.6°F
12.21
sat
DAY
44°F
NE 11 mph
precip
0%
NIGHT
40°F
NE 11 mph
precip
0%
12.22
sun
DAY
40°F
NE 18 mph
precip
0%
NIGHT
28°F
NE 14 mph
precip
0%
12.23
mon
DAY
40°F
NE 19 mph
precip
0%
NIGHT
28°F
NE 9 mph
precip
0%
12.24
tue
DAY
34°F
N 4 mph
precip
0%
NIGHT
36°F
NE 6 mph
precip
0%

Great Falls Air Temperature, °F

Precipitation Totals, in

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

Best Time to Visit Great Falls
The most sunny months:
July 23 days
August 21 days
September 20 days
The most warm months:
July 88.3 °F
August 85.5 °F
September 76.5 °F
The most cold months:
February 28.0 °F
January 28.7 °F
December 29.3 °F
The most rainy months:
May 4 days
June 3 days
September 2 days
The most windy months:
November 9 mph
February 9 mph
January 9 mph

Great Falls on the Weather Map

USA Resorts:
NAME
Boston +16
Chicago +20
Hawaii +78
Honolulu +78
Houston +48
Las Vegas +56
Los Angeles +56
Miami +66
New York +18
Orlando +52
San Diego +54
San Francisco +54
Sarasota +54
Tampa +50
Washington +22
24 Hours Weather Forecast
Great Falls
Local time: 22:36
22 dec, sunday
0000 40°F
NE
11 mph
0300 38°F
NE
24 mph
0600 36°F
NE
24 mph
0900 34°F
NE
14 mph
1200 40°F
NE
18 mph
1500 44°F
NE
17 mph
1800 36°F
NE
14 mph
2100 30°F
NE
14 mph