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September weather forecast in Missoula
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
31
+25
+9
31 August, sun
+25
+9
Feels like
+13
639 mmHg
47%
3.5
m/s
SW
31 August, Sunday. day, 25°; night, 9°; rain
1
+24
+8
1 September, mon
+24
+8
Feels like
+13
639 mmHg
50%
3.4
m/s
S
1 September, Monday. day, 24°; night, 8°; clear
2
+25
+9
2 September, tue
+25
+9
Feels like
+13
640 mmHg
47%
3.4
m/s
S
2 September, Tuesday. day, 25°; night, 9°; clear
3
+25
+9
3 September, wed
+25
+9
Feels like
+14
640 mmHg
46%
3.2
m/s
S
3 September, Wednesday. day, 25°; night, 9°; clear
4
+24
+9
4 September, thu
+24
+9
Feels like
+13
640 mmHg
50%
3
m/s
S
4 September, Thursday. day, 24°; night, 9°; clear
5
+24
+9
5 September, fri
+24
+9
Feels like
+13
640 mmHg
50%
3.1
m/s
S
5 September, Friday. day, 24°; night, 9°; clear
6
+23
+8
6 September, sat
+23
+8
Feels like
+12
640 mmHg
52%
3.2
m/s
S
6 September, Saturday. day, 23°; night, 8°; rain
7
+23
+8
7 September, sun
+23
+8
Feels like
+12
640 mmHg
51%
3.2
m/s
S
7 September, Sunday. day, 23°; night, 8°; clear
8
+23
+7
8 September, mon
+23
+7
Feels like
+11
640 mmHg
52%
3.3
m/s
S
8 September, Monday. day, 23°; night, 7°; clear
9
+22
+8
9 September, tue
+22
+8
Feels like
+11
639 mmHg
52%
3.1
m/s
S
9 September, Tuesday. day, 22°; night, 8°; partly cloudy
10
+22
+7
10 September, wed
+22
+7
Feels like
+11
639 mmHg
52%
3.1
m/s
SW
10 September, Wednesday. day, 22°; night, 7°; partly cloudy
11
+22
+7
11 September, thu
+22
+7
Feels like
+11
640 mmHg
52%
3.1
m/s
S
11 September, Thursday. day, 22°; night, 7°; clear
12
+22
+8
12 September, fri
+22
+8
Feels like
+11
640 mmHg
51%
3
m/s
S
12 September, Friday. day, 22°; night, 8°; clear
13
+22
+7
13 September, sat
+22
+7
Feels like
+11
639 mmHg
51%
3.1
m/s
S
13 September, Saturday. day, 22°; night, 7°; clear
14
+22
+7
14 September, sun
+22
+7
Feels like
+11
639 mmHg
55%
2.7
m/s
S
14 September, Sunday. day, 22°; night, 7°; partly cloudy
15
+22
+7
15 September, mon
+22
+7
Feels like
+11
638 mmHg
52%
2.6
m/s
S
15 September, Monday. day, 22°; night, 7°; partly cloudy
16
+21
+8
16 September, tue
+21
+8
Feels like
+11
638 mmHg
56%
2.9
m/s
S
16 September, Tuesday. day, 21°; night, 8°; rain
17
+20
+7
17 September, wed
+20
+7
Feels like
+10
638 mmHg
56%
3.1
m/s
S
17 September, Wednesday. day, 20°; night, 7°; overcast
18
+19
+7
18 September, thu
+19
+7
Feels like
+9
638 mmHg
62%
3.3
m/s
SW
18 September, Thursday. day, 19°; night, 7°; rain
19
+18
+6
19 September, fri
+18
+6
Feels like
+8
638 mmHg
65%
3.5
m/s
S
19 September, Friday. day, 18°; night, 6°; rain
20
+17
+5
20 September, sat
+17
+5
Feels like
+7
638 mmHg
62%
3.2
m/s
S
20 September, Saturday. day, 17°; night, 5°; rain
21
+18
+4
21 September, sun
+18
+4
Feels like
+6
639 mmHg
58%
2.9
m/s
S
21 September, Sunday. day, 18°; night, 4°; rain
22
+18
+5
22 September, mon
+18
+5
Feels like
+8
639 mmHg
57%
3
m/s
S
22 September, Monday. day, 18°; night, 5°; rain
23
+18
+5
23 September, tue
+18
+5
Feels like
+8
639 mmHg
58%
3.1
m/s
SW
23 September, Tuesday. day, 18°; night, 5°; partly cloudy
24
+19
+6
24 September, wed
+19
+6
Feels like
+8
640 mmHg
55%
2.8
m/s
S
24 September, Wednesday. day, 19°; night, 6°; clear
25
+20
+5
25 September, thu
+20
+5
Feels like
+9
639 mmHg
55%
3.1
m/s
S
25 September, Thursday. day, 20°; night, 5°; clear
26
+20
+6
26 September, fri
+20
+6
Feels like
+9
639 mmHg
56%
3.2
m/s
SW
26 September, Friday. day, 20°; night, 6°; clear
27
+19
+5
27 September, sat
+19
+5
Feels like
+8
640 mmHg
57%
3.1
m/s
S
27 September, Saturday. day, 19°; night, 5°; clear
28
+19
+4
28 September, sun
+19
+4
Feels like
+8
640 mmHg
58%
2.9
m/s
S
28 September, Sunday. day, 19°; night, 4°; clear
29
+19
+5
29 September, mon
+19
+5
Feels like
+8
638 mmHg
57%
3.2
m/s
S
29 September, Monday. day, 19°; night, 5°; partly cloudy
30
+17
+4
30 September, tue
+17
+4
Feels like
+7
638 mmHg
62%
3.1
m/s
S
30 September, Tuesday. day, 17°; night, 4°; rain
1
+17
+4
1 October, wed
+17
+4
Feels like
+6
638 mmHg
62%
3.1
m/s
S
1 October, Wednesday. day, 17°; night, 4°; rain
2
+16
+4
2 October, thu
+16
+4
Feels like
+6
638 mmHg
62%
2.9
m/s
S
2 October, Thursday. day, 16°; night, 4°; clear
3
+15
+3
3 October, fri
+15
+3
Feels like
+5
638 mmHg
62%
2.7
m/s
S
3 October, Friday. day, 15°; night, 3°; clear
4
+15
+3
4 October, sat
+15
+3
Feels like
+5
638 mmHg
63%
3.1
m/s
S
4 October, Saturday. day, 15°; night, 3°; clear
Average data for 10 years
Missoula September
15
sunny days
8
days with precipitation
4
cloudy days
15 sunny days; 8 days with precipitation; 4 cloudy days;
55
%
air humidity
1.7
m/s
Wind
S
42
mm of precipitation
(7% of annual average)
air humidity 55%; 42 millimeters of precipitation (7% of annual average); Wind southerly 1.7 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
S
S
S
S
S
S
SW
S
S
S
S
S
S
S
SW
S
S
S
S
SW
S
S
SW
S
S
S
S
1
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
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