Weather in Great Falls in Autumn
| September | October | November | ||||
| Average day temperature: | 73.8°F | 56.2°F | 40.9°F | |||
| Average night temperature: | 53.7°F | 39.6°F | 29.3°F | |||
| Number of sunny days: | 20 days | 15 days | 11 days | |||
| Day length: | 11.7 - 13.3 h. | 10.0 - 11.6 h. | 8.7 - 10.0 h. | |||
| Number of rainy days: | 2 days | 1 day | 0 days | |||
| Precipitation totals: | 0.9 in. | 0.5 in. | 0.4 in. | |||
current
weather
weather
| Great Falls |
monthly
weather
weather
| Great Falls |
weather in
April
April
| Great Falls |
14 days
forecast
forecast
| Great Falls |
Day & Night air temperature, °F
September
October
November
0
12
24
36
48
60
72
84
96
40.9
56.2
73.8
29.3
39.6
53.7
| Day temperature | Night temperature |
Precipitation total, in.
September
October
November
0.0
0.1
0.3
0.4
0.6
0.7
0.9
1.0
1.2
0.4
0.5
0.9
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
8
8
5
11
8
5
11
15
20
| Cloudy days | Partly cloudy days | Sunny days |
weather in
winter
winter
| Great Falls |
weather in
spring
spring
| Great Falls |
weather in
summer
summer
| Great Falls |
weather in
autumn
autumn
| Great Falls |
Wind speed, mph
September
October
November
0.0
1.7
3.3
5.0
6.6
8.3
10.0
11.6
13.3
9.7
8.2
7.7
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
9
10
5.2
7.1
9.1
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
Great Falls on a weather map
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Places in USA:
Name
°F
24 Hours Forecast
Great Falls
Local time: 06:32
April 11, friday
0900
50°F
NE
6 mph
6 mph
1200
59°F
E
19 mph
19 mph
1500
64°F
E
22 mph
22 mph
1800
59°F
E
16 mph
16 mph
2100
54°F
N
4 mph
4 mph
April 12, saturday
0000
48°F
NE
4 mph
4 mph
0300
43°F
E
3 mph
3 mph
0600
43°F
E
3 mph
3 mph
