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Monthly weather forecast in Boise
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
September
+36
+23
1 September, sun
+36
+23
Feels like
+27
693 mmHg
25%
2.6
m/s
S
Climate normal
+27
+21
1 September, Sunday. day, 36°; night, 23°; mostly clear
2
+33
+19
2 September, mon
+33
+19
Feels like
+26
691 mmHg
29%
4.5
m/s
NW
Climate normal
+25
+20
2 September, Monday. day, 33°; night, 19°; partly cloudy
3
+29
+17
3 September, tue
+29
+17
Feels like
+22
693 mmHg
40%
5
m/s
NW
Climate normal
+26
+20
3 September, Tuesday. day, 29°; night, 17°; clear
4
+31
+19
4 September, wed
+31
+19
Feels like
+25
696 mmHg
42%
2.6
m/s
W
Climate normal
+23
+18
4 September, Wednesday. day, 31°; night, 19°; clear
5
+33
+19
5 September, thu
+33
+19
Feels like
+25
698 mmHg
32%
2.6
m/s
E
Climate normal
+24
+20
5 September, Thursday. day, 33°; night, 19°; clear
6
+34
+19
6 September, fri
+34
+19
Feels like
+25
696 mmHg
31%
2.5
m/s
E
Climate normal
+25
+20
6 September, Friday. day, 34°; night, 19°; mostly clear
7
+33
+20
7 September, sat
+33
+20
Feels like
+25
693 mmHg
29%
2.7
m/s
SW
Climate normal
+25
+19
7 September, Saturday. day, 33°; night, 20°; clear
8
+32
+20
8 September, sun
+32
+20
Feels like
+23
692 mmHg
33%
4.3
m/s
E
Climate normal
+25
+19
8 September, Sunday. day, 32°; night, 20°; mostly clear
9
+32
+18
9 September, mon
+32
+18
Feels like
+23
693 mmHg
36%
3.7
m/s
NW
Climate normal
+26
+20
9 September, Monday. day, 32°; night, 18°; clear
10
+30
+19
10 September, tue
+30
+19
Feels like
+21
692 mmHg
38%
3.7
m/s
SW
Climate normal
+26
+21
10 September, Tuesday. day, 30°; night, 19°; clear
11
+29
+16
11 September, wed
+29
+16
Feels like
+20
693 mmHg
42%
4.6
m/s
W
Climate normal
+26
+20
11 September, Wednesday. day, 29°; night, 16°; mostly clear
12
+26
+16
12 September, thu
+26
+16
Feels like
+17
693 mmHg
49%
6.1
m/s
NW
Climate normal
+26
+20
12 September, Thursday. day, 26°; night, 16°; mostly clear
13
+21
+12
13 September, fri
+21
+12
Feels like
+12
648 mmHg
39%
2
m/s
E
Climate normal
+24
+18
13 September, Friday. day, 21°; night, 12°; clear
14
+26
+18
14 September, sat
+26
+18
Feels like
+15
646 mmHg
26%
2.5
m/s
SE
Climate normal
+24
+18
14 September, Saturday. day, 26°; night, 18°; clear
15
+27
+18
15 September, sun
+27
+18
Feels like
+16
644 mmHg
24%
5.2
m/s
SW
Climate normal
+24
+19
15 September, Sunday. day, 27°; night, 18°; clear
16
+19
+13
16 September, mon
+19
+13
Feels like
+11
642 mmHg
31%
5.8
m/s
NW
Climate normal
+23
+18
16 September, Monday. day, 19°; night, 13°; mostly clear
17
+14
+10
17 September, tue
+14
+10
Feels like
+7
638 mmHg
61%
3.7
m/s
NW
Climate normal
+23
+18
17 September, Tuesday. day, 14°; night, 10°; light rain
18
+9
+7
18 September, wed
+9
+7
Feels like
+5
637 mmHg
85%
4.4
m/s
NW
Climate normal
+23
+18
18 September, Wednesday. day, 9°; night, 7°; rain
19
+8
+5
19 September, thu
+8
+5
Feels like
+3
641 mmHg
85%
4.1
m/s
W
Climate normal
+24
+18
19 September, Thursday. day, 8°; night, 5°; rain
20
+14
+9
20 September, fri
+14
+9
Feels like
+7
644 mmHg
64%
2.8
m/s
S
Climate normal
+21
+16
20 September, Friday. day, 14°; night, 9°; partly cloudy
21
+16
+10
21 September, sat
+16
+10
Feels like
+8
641 mmHg
54%
3.9
m/s
SE
Climate normal
+21
+17
21 September, Saturday. day, 16°; night, 10°; light rain
22
+11
+7
22 September, sun
+11
+7
Feels like
+7
641 mmHg
73%
2.9
m/s
NW
Climate normal
+22
+17
22 September, Sunday. day, 11°; night, 7°; light rain
23
+13
+7
23 September, mon
+13
+7
Feels like
+5
645 mmHg
63%
2.8
m/s
W
Climate normal
+23
+17
23 September, Monday. day, 13°; night, 7°; mostly clear
24
+16
+8
24 September, tue
+16
+8
Feels like
+8
647 mmHg
56%
3.2
m/s
NW
Climate normal
+22
+17
24 September, Tuesday. day, 16°; night, 8°; clear
25
+20
+11
25 September, wed
+20
+11
Feels like
+11
648 mmHg
55%
2.3
m/s
SE
Climate normal
+22
+17
25 September, Wednesday. day, 20°; night, 11°; clear
26
+23
+14
26 September, thu
+23
+14
Feels like
+16
647 mmHg
44%
2.1
m/s
SE
Climate normal
+22
+18
26 September, Thursday. day, 23°; night, 14°; clear
27
+24
+16
27 September, fri
+24
+16
Feels like
+16
645 mmHg
38%
2.7
m/s
S
Climate normal
+23
+19
27 September, Friday. day, 24°; night, 16°; clear
28
+22
+14
28 September, sat
+22
+14
Feels like
+13
639 mmHg
47%
5.5
m/s
S
Climate normal
+23
+18
28 September, Saturday. day, 22°; night, 14°; clear
29
+12
+4
29 September, sun
+12
+4
Feels like
+6
638 mmHg
73%
4.9
m/s
W
Climate normal
+22
+16
29 September, Sunday. day, 12°; night, 4°; rain
30
+10
+5
30 September, mon
+10
+5
Feels like
+4
644 mmHg
53%
1.5
m/s
SW
Climate normal
+21
+15
30 September, Monday. day, 10°; night, 5°; clear
Average data for 10 years
Next, the average data for 10 years
1 October
+20
+15
1 October, tue
+20
+15
Feels like
+17
679 mmHg
34%
4.3
m/s
N
1 October, Tuesday. day, 20°; night, 15°; clear
2
+18
+13
2 October, wed
+18
+13
Feels like
+15
677 mmHg
37%
5.3
m/s
NW
2 October, Wednesday. day, 18°; night, 13°; partly cloudy
3
+15
+12
3 October, thu
+15
+12
Feels like
+11
677 mmHg
54%
5.4
m/s
NW
3 October, Thursday. day, 15°; night, 12°; clear
4
+15
+12
4 October, fri
+15
+12
Feels like
+12
678 mmHg
50%
3.9
m/s
NW
4 October, Friday. day, 15°; night, 12°; partly cloudy
5
+16
+12
5 October, sat
+16
+12
Feels like
+13
679 mmHg
44%
4.5
m/s
NE
5 October, Saturday. day, 16°; night, 12°; clear
Average for 30 days
22
sunny days
6
days with precipitation
2
cloudy days
22 sunny days; 6 days with precipitation; 2 cloudy days;
47
%
air humidity
3.6
m/s
Wind
NW
8
mm of precipitation
(2% of annual average)
air humidity 47%; 8 millimeters of precipitation (2% of annual average); Wind north-westerly 3.6 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
NW
NW
W
E
E
SW
E
NW
SW
W
NW
E
SE
SW
NW
NW
NW
W
S
SE
NW
W
NW
SE
SE
S
S
W
SW
1
September
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
