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: 16:44
April 06, sunday
1800
68°F
W
2 mph
2 mph
2100
55°F
NW
7 mph
7 mph
April 07, monday
0000
48°F
NW
11 mph
11 mph
0300
45°F
NW
11 mph
11 mph
0600
43°F
NW
9 mph
9 mph
0900
48°F
NW
11 mph
11 mph
1200
54°F
NE
11 mph
11 mph
1500
57°F
S
9 mph
9 mph
