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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
18
+21
+13
18 August, sun
+21
+13
Feels like
+18
599 mmHg
38%
4
m/s
SW
18 August, Sunday. day, 21°; night, 13°; clear
19
August
+25
+9
19 August, mon
+25
+9
Feels like
+17
619 mmHg
46%
4.8
m/s
S
Climate normal
+21
+14
19 August, Monday. day, 25°; night, 9°; light rain
20
+26
+9
20 August, tue
+26
+9
Feels like
+15
618 mmHg
41%
5.8
m/s
SW
Climate normal
+21
+14
20 August, Tuesday. day, 26°; night, 9°; light rain
21
+23
+4
21 August, wed
+23
+4
Feels like
+13
615 mmHg
35%
4.9
m/s
SW
Climate normal
+20
+12
21 August, Wednesday. day, 23°; night, 4°; thunderstorm with rain
22
+25
+11
22 August, thu
+25
+11
Feels like
+11
616 mmHg
40%
5.3
m/s
S
Climate normal
+18
+11
22 August, Thursday. day, 25°; night, 11°; mostly clear
23
+24
+12
23 August, fri
+24
+12
Feels like
+12
609 mmHg
39%
7.9
m/s
S
Climate normal
+19
+11
23 August, Friday. day, 24°; night, 12°; partly cloudy
24
+18
+8
24 August, sat
+18
+8
Feels like
+7
617 mmHg
45%
8.8
m/s
S
Climate normal
+20
+12
24 August, Saturday. day, 18°; night, 8°; rain
25
+16
+6
25 August, sun
+16
+6
Feels like
+7
622 mmHg
53%
5.6
m/s
SW
Climate normal
+22
+14
25 August, Sunday. day, 16°; night, 6°; rain
26
+20
+8
26 August, mon
+20
+8
Feels like
+10
626 mmHg
48%
4.9
m/s
W
Climate normal
+20
+13
26 August, Monday. day, 20°; night, 8°; light rain
27
+22
+8
27 August, tue
+22
+8
Feels like
+11
624 mmHg
45%
5.5
m/s
SW
Climate normal
+20
+13
27 August, Tuesday. day, 22°; night, 8°; rain
28
+22
+12
28 August, wed
+22
+12
Feels like
+12
622 mmHg
41%
5
m/s
W
Climate normal
+20
+13
28 August, Wednesday. day, 22°; night, 12°; light rain
29
+26
+12
29 August, thu
+26
+12
Feels like
+15
608 mmHg
45%
4.3
m/s
SW
Climate normal
+20
+12
29 August, Thursday. day, 26°; night, 12°; mostly clear
30
+25
+11
30 August, fri
+25
+11
Feels like
+14
605 mmHg
42%
5.4
m/s
SW
Climate normal
+19
+11
30 August, Friday. day, 25°; night, 11°; mostly clear
31
+24
+13
31 August, sat
+24
+13
Feels like
+12
601 mmHg
49%
5.3
m/s
SW
Climate normal
+18
+11
31 August, Saturday. day, 24°; night, 13°; mostly clear
1 September
+24
+11
1 September, sun
+24
+11
Feels like
+16
592 mmHg
43%
1.3
m/s
E
Climate normal
+18
+10
1 September, Sunday. day, 24°; night, 11°; mostly clear
2
+25
+11
2 September, mon
+25
+11
Feels like
+16
591 mmHg
43%
1.1
m/s
E
Climate normal
+18
+11
2 September, Monday. day, 25°; night, 11°; partly cloudy
3
+23
+11
3 September, tue
+23
+11
Feels like
+15
590 mmHg
43%
1.3
m/s
SE
Climate normal
+17
+10
3 September, Tuesday. day, 23°; night, 11°; partly cloudy
4
+25
+13
4 September, wed
+25
+13
Feels like
+16
589 mmHg
40%
1.1
m/s
S
Climate normal
+14
+8
4 September, Wednesday. day, 25°; night, 13°; partly cloudy
5
+24
+9
5 September, thu
+24
+9
Feels like
+16
588 mmHg
47%
1.7
m/s
W
Climate normal
+16
+9
5 September, Thursday. day, 24°; night, 9°; partly cloudy
6
+19
+9
6 September, fri
+19
+9
Feels like
+11
588 mmHg
62%
3
m/s
NW
Climate normal
+16
+9
6 September, Friday. day, 19°; night, 9°; light rain
7
+20
+6
7 September, sat
+20
+6
Feels like
+13
590 mmHg
55%
1.7
m/s
NE
Climate normal
+16
+9
7 September, Saturday. day, 20°; night, 6°; mostly clear
8
+19
+8
8 September, sun
+19
+8
Feels like
+7
588 mmHg
52%
6.7
m/s
NW
Climate normal
+16
+8
8 September, Sunday. day, 19°; night, 8°; clear
9
+14
0
9 September, mon
+14
0
Feels like
+4
590 mmHg
43%
4.1
m/s
N
Climate normal
+16
+9
9 September, Monday. day, 14°; night, 0°; mostly clear
10
+20
+8
10 September, tue
+20
+8
Feels like
+7
587 mmHg
36%
2.3
m/s
SW
Climate normal
+16
+8
10 September, Tuesday. day, 20°; night, 8°; clear
11
+21
+7
11 September, wed
+21
+7
Feels like
+11
586 mmHg
32%
2.9
m/s
SW
Climate normal
+17
+8
11 September, Wednesday. day, 21°; night, 7°; clear
12
+22
+3
12 September, thu
+22
+3
Feels like
+12
587 mmHg
28%
2.4
m/s
NW
Climate normal
+15
+9
12 September, Thursday. day, 22°; night, 3°; clear
13
+21
+7
13 September, fri
+21
+7
Feels like
+9
586 mmHg
37%
4.2
m/s
W
Climate normal
+14
+7
13 September, Friday. day, 21°; night, 7°; clear
14
+16
+5
14 September, sat
+16
+5
Feels like
+6
586 mmHg
35%
4.3
m/s
N
Climate normal
+14
+8
14 September, Saturday. day, 16°; night, 5°; mostly clear
15
+19
+8
15 September, sun
+19
+8
Feels like
+7
587 mmHg
50%
3.6
m/s
W
Climate normal
+14
+9
15 September, Sunday. day, 19°; night, 8°; clear
16
+22
+10
16 September, mon
+22
+10
Feels like
+10
587 mmHg
39%
4.2
m/s
SW
Climate normal
+14
+8
16 September, Monday. day, 22°; night, 10°; clear
17
+23
+9
17 September, tue
+23
+9
Feels like
+12
588 mmHg
33%
3.1
m/s
SW
Climate normal
+14
+8
17 September, Tuesday. day, 23°; night, 9°; clear
Average data for 10 years
Next, the average data for 10 years
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
+14
+8
19 September, thu
+14
+8
Feels like
+10
599 mmHg
50%
4.6
m/s
SW
19 September, Thursday. day, 14°; night, 8°; clear
20
+14
+8
20 September, fri
+14
+8
Feels like
+11
599 mmHg
50%
4
m/s
SW
20 September, Friday. day, 14°; night, 8°; partly cloudy
21
+13
+7
21 September, sat
+13
+7
Feels like
+9
598 mmHg
61%
4.3
m/s
S
21 September, Saturday. day, 13°; night, 7°; rain
Average for 30 days
17
sunny days
8
days with precipitation
5
cloudy days
17 sunny days; 8 days with precipitation; 5 cloudy days;
43
%
air humidity
4.1
m/s
Wind
SW
18
mm of precipitation
(2% of annual average)
air humidity 43%; 18 millimeters of precipitation (2% of annual average); Wind south-westerly 4.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
SW
SW
S
S
S
SW
W
SW
W
SW
SW
SW
E
E
SE
S
W
NW
NE
NW
N
SW
SW
NW
W
N
W
SW
SW
19
Average data for 10 years
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Daytime temperature
Night-time temperature
