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Monthly weather forecast in Big Sky
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
15
+14
+9
15 September, sun
+14
+9
Feels like
+11
599 mmHg
57%
4.5
m/s
S
15 September, Sunday. day, 14°; night, 9°; clear
16
+21
+6
16 September, mon
+21
+6
Feels like
+7
608 mmHg
56%
5.1
m/s
S
Climate normal
+14
+8
16 September, Monday. day, 21°; night, 6°; light rain
17
September
+12
+7
17 September, tue
+12
+7
Feels like
+7
606 mmHg
76%
3.3
m/s
SE
Climate normal
+14
+8
17 September, Tuesday. day, 12°; night, 7°; rain
18
+9
+5
18 September, wed
+9
+5
Feels like
+4
606 mmHg
84%
4.6
m/s
W
Climate normal
+15
+8
18 September, Wednesday. day, 9°; night, 5°; light rain
19
+16
+5
19 September, thu
+16
+5
Feels like
+8
611 mmHg
66%
3.4
m/s
SW
Climate normal
+14
+8
19 September, Thursday. day, 16°; night, 5°; light rain
20
+18
+4
20 September, fri
+18
+4
Feels like
+7
611 mmHg
56%
5
m/s
SW
Climate normal
+14
+8
20 September, Friday. day, 18°; night, 4°; light rain
21
+17
+5
21 September, sat
+17
+5
Feels like
+7
615 mmHg
63%
3.3
m/s
W
Climate normal
+13
+7
21 September, Saturday. day, 17°; night, 5°; light rain
22
+16
+6
22 September, sun
+16
+6
Feels like
+6
615 mmHg
57%
5.3
m/s
W
Climate normal
+14
+7
22 September, Sunday. day, 16°; night, 6°; light rain
23
+15
+7
23 September, mon
+15
+7
Feels like
+5
612 mmHg
62%
6.1
m/s
SW
Climate normal
+14
+8
23 September, Monday. day, 15°; night, 7°; overcast
24
+18
+7
24 September, tue
+18
+7
Feels like
+7
617 mmHg
57%
6.3
m/s
SW
Climate normal
+15
+9
24 September, Tuesday. day, 18°; night, 7°; partly cloudy
25
+20
+7
25 September, wed
+20
+7
Feels like
+7
614 mmHg
55%
8.1
m/s
SW
Climate normal
+15
+8
25 September, Wednesday. day, 20°; night, 7°; mostly clear
26
+16
+5
26 September, thu
+16
+5
Feels like
+6
605 mmHg
59%
6.4
m/s
SW
Climate normal
+14
+7
26 September, Thursday. day, 16°; night, 5°; partly cloudy
27
+13
+4
27 September, fri
+13
+4
Feels like
+3
600 mmHg
61%
4.4
m/s
SW
Climate normal
+15
+9
27 September, Friday. day, 13°; night, 4°; clear
28
+18
+6
28 September, sat
+18
+6
Feels like
+6
602 mmHg
57%
4.3
m/s
SW
Climate normal
+15
+8
28 September, Saturday. day, 18°; night, 6°; clear
29
+18
+8
29 September, sun
+18
+8
Feels like
+9
591 mmHg
45%
3.3
m/s
SW
Climate normal
+13
+7
29 September, Sunday. day, 18°; night, 8°; mostly clear
30
+19
+7
30 September, mon
+19
+7
Feels like
+10
591 mmHg
44%
3.3
m/s
SW
Climate normal
+11
+5
30 September, Monday. day, 19°; night, 7°; partly cloudy
1 October
+19
+8
1 October, tue
+19
+8
Feels like
+8
590 mmHg
40%
5.8
m/s
S
Climate normal
+10
+4
1 October, Tuesday. day, 19°; night, 8°; clear
2
+19
+10
2 October, wed
+19
+10
Feels like
+8
590 mmHg
37%
5.5
m/s
NW
Climate normal
+10
+3
2 October, Wednesday. day, 19°; night, 10°; partly cloudy
3
+18
+11
3 October, thu
+18
+11
Feels like
+8
588 mmHg
39%
5.4
m/s
NW
Climate normal
+6
+1
3 October, Thursday. day, 18°; night, 11°; partly cloudy
4
+15
+4
4 October, fri
+15
+4
Feels like
+8
582 mmHg
39%
2.4
m/s
SW
Climate normal
+6
+2
4 October, Friday. day, 15°; night, 4°; partly cloudy
5
+2
−5
5 October, sat
+2
−5
Feels like
−6
583 mmHg
47%
3.9
m/s
SW
Climate normal
+8
+2
5 October, Saturday. day, 2°; night, -5°; partly cloudy
6
+8
0
6 October, sun
+8
0
Feels like
−5
588 mmHg
43%
4.5
m/s
S
Climate normal
+8
+2
6 October, Sunday. day, 8°; night, 0°; partly cloudy
7
+11
+7
7 October, mon
+11
+7
Feels like
0
589 mmHg
30%
4.3
m/s
W
Climate normal
+7
+1
7 October, Monday. day, 11°; night, 7°; partly cloudy
8
+12
+7
8 October, tue
+12
+7
Feels like
+6
589 mmHg
47%
1.8
m/s
NW
Climate normal
+7
+1
8 October, Tuesday. day, 12°; night, 7°; partly cloudy
9
+12
+3
9 October, wed
+12
+3
Feels like
+5
589 mmHg
61%
3.1
m/s
NW
Climate normal
+7
+2
9 October, Wednesday. day, 12°; night, 3°; partly cloudy
10
+15
+3
10 October, thu
+15
+3
Feels like
+6
587 mmHg
55%
3
m/s
W
Climate normal
+5
−1
10 October, Thursday. day, 15°; night, 3°; partly cloudy
11
+15
+6
11 October, fri
+15
+6
Feels like
+5
587 mmHg
50%
4.3
m/s
S
Climate normal
+3
−1
11 October, Friday. day, 15°; night, 6°; clear
12
+14
+6
12 October, sat
+14
+6
Feels like
+4
587 mmHg
52%
5.5
m/s
S
Climate normal
+6
+1
12 October, Saturday. day, 14°; night, 6°; mostly clear
13
+15
+7
13 October, sun
+15
+7
Feels like
+4
588 mmHg
52%
6.3
m/s
SW
Climate normal
+7
+3
13 October, Sunday. day, 15°; night, 7°; mostly clear
14
+15
+7
14 October, mon
+15
+7
Feels like
+3
589 mmHg
55%
8.9
m/s
SW
Climate normal
+7
+2
14 October, Monday. day, 15°; night, 7°; partly cloudy
15
+15
+4
15 October, tue
+15
+4
Feels like
+5
589 mmHg
47%
4.8
m/s
W
Climate normal
+7
+3
15 October, Tuesday. day, 15°; night, 4°; partly cloudy
16
+16
+4
16 October, wed
+16
+4
Feels like
+5
588 mmHg
31%
3.2
m/s
SW
Climate normal
+7
+2
16 October, Wednesday. day, 16°; night, 4°; clear
Average data for 10 years
Next, the average data for 10 years
17
+7
+2
17 October, thu
+7
+2
Feels like
+3
599 mmHg
63%
5.3
m/s
SW
17 October, Thursday. day, 7°; night, 2°; partly cloudy
18
+8
+2
18 October, fri
+8
+2
Feels like
+4
597 mmHg
62%
5
m/s
S
18 October, Friday. day, 8°; night, 2°; rain
19
+7
+1
19 October, sat
+7
+1
Feels like
+2
598 mmHg
68%
4
m/s
SW
19 October, Saturday. day, 7°; night, 1°; partly cloudy
Average for 30 days
10
sunny days
5
days with precipitation
15
cloudy days
10 sunny days; 5 days with precipitation; 15 cloudy days;
52
%
air humidity
4.7
m/s
Wind
SW
12
mm of precipitation
(2% of annual average)
air humidity 52%; 12 millimeters of precipitation (2% of annual average); Wind south-westerly 4.7 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
W
SW
SW
W
W
SW
SW
SW
SW
SW
SW
SW
SW
S
NW
NW
SW
SW
S
W
NW
NW
W
S
S
SW
SW
W
SW
17
Average data for 10 years
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Daytime temperature
Night-time temperature
