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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
+14
+8
16 September, mon
+14
+8
Feels like
+12
599 mmHg
60%
4.6
m/s
S
16 September, Monday. day, 14°; night, 8°; rain
17
+14
+8
17 September, tue
+14
+8
Feels like
+11
599 mmHg
56%
4.5
m/s
SW
17 September, Tuesday. day, 14°; night, 8°; rain
18
+15
+8
18 September, wed
+15
+8
Feels like
+11
598 mmHg
50%
5.5
m/s
SW
18 September, Wednesday. day, 15°; night, 8°; partly cloudy
19
September
+17
+3
19 September, thu
+17
+3
Feels like
+8
611 mmHg
60%
4
m/s
SW
Climate normal
+14
+8
19 September, Thursday. day, 17°; night, 3°; partly cloudy
20
+18
0
20 September, fri
+18
0
Feels like
+7
609 mmHg
52%
7.1
m/s
W
Climate normal
+14
+8
20 September, Friday. day, 18°; night, 0°; mostly clear
21
+15
−2
21 September, sat
+15
−2
Feels like
+6
612 mmHg
59%
2.2
m/s
N
Climate normal
+13
+7
21 September, Saturday. day, 15°; night, -2°; mostly clear
22
+19
+6
22 September, sun
+19
+6
Feels like
+6
613 mmHg
45%
4.6
m/s
SW
Climate normal
+14
+7
22 September, Sunday. day, 19°; night, 6°; mostly clear
23
+13
+3
23 September, mon
+13
+3
Feels like
+4
616 mmHg
69%
4.9
m/s
N
Climate normal
+14
+8
23 September, Monday. day, 13°; night, 3°; rain
24
+19
+5
24 September, tue
+19
+5
Feels like
+7
620 mmHg
60%
3
m/s
E
Climate normal
+15
+9
24 September, Tuesday. day, 19°; night, 5°; clear
25
+22
+7
25 September, wed
+22
+7
Feels like
+10
617 mmHg
55%
4.4
m/s
S
Climate normal
+15
+8
25 September, Wednesday. day, 22°; night, 7°; clear
26
+22
+9
26 September, thu
+22
+9
Feels like
+10
620 mmHg
47%
5
m/s
SW
Climate normal
+14
+7
26 September, Thursday. day, 22°; night, 9°; mostly clear
27
+19
+7
27 September, fri
+19
+7
Feels like
+10
620 mmHg
53%
4.4
m/s
NW
Climate normal
+15
+9
27 September, Friday. day, 19°; night, 7°; light rain
28
+16
+4
28 September, sat
+16
+4
Feels like
+6
614 mmHg
51%
3.9
m/s
W
Climate normal
+15
+8
28 September, Saturday. day, 16°; night, 4°; mostly clear
29
+17
+4
29 September, sun
+17
+4
Feels like
+6
601 mmHg
53%
4
m/s
SW
Climate normal
+13
+7
29 September, Sunday. day, 17°; night, 4°; clear
30
+16
+4
30 September, mon
+16
+4
Feels like
+4
602 mmHg
53%
3.8
m/s
SW
Climate normal
+11
+5
30 September, Monday. day, 16°; night, 4°; clear
1 October
+20
+8
1 October, tue
+20
+8
Feels like
+7
600 mmHg
48%
3.9
m/s
SW
Climate normal
+10
+4
1 October, Tuesday. day, 20°; night, 8°; clear
2
+20
+10
2 October, wed
+20
+10
Feels like
+11
592 mmHg
34%
2.4
m/s
SW
Climate normal
+10
+3
2 October, Wednesday. day, 20°; night, 10°; clear
3
+20
+10
3 October, thu
+20
+10
Feels like
+12
591 mmHg
32%
2.6
m/s
S
Climate normal
+6
+1
3 October, Thursday. day, 20°; night, 10°; clear
4
+20
+11
4 October, fri
+20
+11
Feels like
+13
590 mmHg
33%
1.8
m/s
S
Climate normal
+6
+2
4 October, Friday. day, 20°; night, 11°; mostly clear
5
+22
+13
5 October, sat
+22
+13
Feels like
+13
590 mmHg
33%
1.7
m/s
S
Climate normal
+8
+2
5 October, Saturday. day, 22°; night, 13°; mostly clear
6
+15
+7
6 October, sun
+15
+7
Feels like
+9
589 mmHg
43%
3
m/s
SW
Climate normal
+8
+2
6 October, Sunday. day, 15°; night, 7°; light rain
7
+12
+8
7 October, mon
+12
+8
Feels like
+6
589 mmHg
68%
2.9
m/s
SW
Climate normal
+7
+1
7 October, Monday. day, 12°; night, 8°; mostly clear
8
+15
+5
8 October, tue
+15
+5
Feels like
+8
590 mmHg
57%
2.8
m/s
W
Climate normal
+7
+1
8 October, Tuesday. day, 15°; night, 5°; mostly clear
9
+17
+8
9 October, wed
+17
+8
Feels like
+8
590 mmHg
46%
3.4
m/s
S
Climate normal
+7
+2
9 October, Wednesday. day, 17°; night, 8°; clear
10
+15
+8
10 October, thu
+15
+8
Feels like
+5
586 mmHg
34%
5.9
m/s
SW
Climate normal
+5
−1
10 October, Thursday. day, 15°; night, 8°; clear
11
+15
+10
11 October, fri
+15
+10
Feels like
+4
583 mmHg
40%
6.9
m/s
SW
Climate normal
+3
−1
11 October, Friday. day, 15°; night, 10°; mostly clear
12
+3
−5
12 October, sat
+3
−5
Feels like
−6
580 mmHg
62%
5.8
m/s
W
Climate normal
+6
+1
12 October, Saturday. day, 3°; night, -5°; sleet
13
+2
−2
13 October, sun
+2
−2
Feels like
−8
587 mmHg
57%
4
m/s
W
Climate normal
+7
+3
13 October, Sunday. day, 2°; night, -2°; clear
14
+9
+4
14 October, mon
+9
+4
Feels like
−3
588 mmHg
53%
6.1
m/s
SW
Climate normal
+7
+2
14 October, Monday. day, 9°; night, 4°; mostly clear
15
+8
−1
15 October, tue
+8
−1
Feels like
+2
586 mmHg
61%
3
m/s
W
Climate normal
+7
+3
15 October, Tuesday. day, 8°; night, -1°; light rain
16
+7
+2
16 October, wed
+7
+2
Feels like
0
586 mmHg
57%
2.3
m/s
SW
Climate normal
+7
+2
16 October, Wednesday. day, 7°; night, 2°; clear
17
+12
+7
17 October, thu
+12
+7
Feels like
+1
583 mmHg
46%
5.7
m/s
S
Climate normal
+7
+2
17 October, Thursday. day, 12°; night, 7°; partly cloudy
18
+4
−5
18 October, fri
+4
−5
Feels like
−4
576 mmHg
87%
5.2
m/s
NW
Climate normal
+8
+2
18 October, Friday. day, 4°; night, -5°; sleet
Average data for 10 years
Next, the average data for 10 years
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
22
sunny days
6
days with precipitation
2
cloudy days
22 sunny days; 6 days with precipitation; 2 cloudy days;
52
%
air humidity
4
m/s
Wind
SW
11
mm of precipitation
(2% of annual average)
air humidity 52%; 11 millimeters of precipitation (2% of annual average); Wind south-westerly 4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
N
SW
N
E
S
SW
NW
W
SW
SW
SW
SW
S
S
S
SW
SW
W
S
SW
SW
W
W
SW
W
SW
S
NW
19
Average data for 10 years
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
17
18
Daytime temperature
Night-time temperature
