Weather in Boise in Autumn
September | October | November | ||||
Average day temperature: | 77.3°F | 62.3°F | 44.3°F | |||
Average night temperature: | 60.1°F | 48.0°F | 35.2°F | |||
Number of sunny days: | 23 days | 20 days | 10 days | |||
Day length: | 11.8 - 13.2 h. | 10.3 - 11.7 h. | 9.2 - 10.2 h. | |||
Number of rainy days: | 0 days | 2 days | 3 days | |||
Precipitation totals: | 0.3 in. | 0.6 in. | 1.0 in. |
Day & Night air temperature, °F
September
October
November
0
13
26
39
52
65
78
91
104
44.3
62.3
77.3
35.2
48.0
60.1
Day temperature | Night temperature |
Precipitation total, in.
September
October
November
0.0
0.2
0.3
0.5
0.7
0.9
1.0
1.2
1.4
1
0.6
0.3
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
10
5
3
10
6
4
10
20
23
Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
September
October
November
0.0
1.0
2.0
3.1
4.1
5.1
6.1
7.1
5.6
6
5.9
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
9
10
11
12
4.9
7.8
10.1
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 Boise
Boise on a weather map
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Places in USA:
Name
°F
24 Hours Forecast
Boise
Local time: 22:48
January 10, friday
0000
23°F
W
3 mph
3 mph
0300
21°F
W
4 mph
4 mph
0600
21°F
W
4 mph
4 mph
0900
19°F
NW
4 mph
4 mph
1200
30°F
NW
6 mph
6 mph
1500
36°F
NW
7 mph
7 mph
1800
30°F
N
2 mph
2 mph
2100
28°F
SE
2 mph
2 mph