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Monthly weather forecast in West Yellowstone
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
25
+21
+13
25 August, sun
+21
+13
Feels like
+17
585 mmHg
37%
5.5
m/s
S
25 August, Sunday. day, 21°; night, 13°; clear
26
+20
+13
26 August, mon
+20
+13
Feels like
+17
585 mmHg
37%
5.1
m/s
S
26 August, Monday. day, 20°; night, 13°; partly cloudy
27
+20
+12
27 August, tue
+20
+12
Feels like
+16
585 mmHg
41%
5.3
m/s
S
27 August, Tuesday. day, 20°; night, 12°; partly cloudy
28
+20
+13
28 August, wed
+20
+13
Feels like
+17
584 mmHg
43%
6
m/s
S
28 August, Wednesday. day, 20°; night, 13°; rain
29
+20
+12
29 August, thu
+20
+12
Feels like
+16
584 mmHg
38%
6.3
m/s
S
29 August, Thursday. day, 20°; night, 12°; partly cloudy
30
August
+25
+2
30 August, fri
+25
+2
Feels like
+14
606 mmHg
41%
3.5
m/s
SW
Climate normal
+18
+12
30 August, Friday. day, 25°; night, 2°; clear
31
+28
+5
31 August, sat
+28
+5
Feels like
+17
607 mmHg
35%
1.7
m/s
NW
Climate normal
+18
+11
31 August, Saturday. day, 28°; night, 5°; clear
1 September
+28
+4
1 September, sun
+28
+4
Feels like
+16
606 mmHg
34%
4.2
m/s
SW
Climate normal
+18
+10
1 September, Sunday. day, 28°; night, 4°; mostly clear
2
+26
+10
2 September, mon
+26
+10
Feels like
+9
606 mmHg
43%
4.7
m/s
E
Climate normal
+18
+11
2 September, Monday. day, 26°; night, 10°; light rain
3
+22
+6
3 September, tue
+22
+6
Feels like
+11
608 mmHg
53%
5.3
m/s
SW
Climate normal
+17
+10
3 September, Tuesday. day, 22°; night, 6°; clear
4
+22
+7
4 September, wed
+22
+7
Feels like
+12
609 mmHg
60%
3.2
m/s
E
Climate normal
+15
+7
4 September, Wednesday. day, 22°; night, 7°; clear
5
+23
+6
5 September, thu
+23
+6
Feels like
+12
608 mmHg
56%
3.4
m/s
SW
Climate normal
+15
+8
5 September, Thursday. day, 23°; night, 6°; clear
6
+25
+8
6 September, fri
+25
+8
Feels like
+13
609 mmHg
46%
3.6
m/s
SW
Climate normal
+16
+9
6 September, Friday. day, 25°; night, 8°; partly cloudy
7
+23
+7
7 September, sat
+23
+7
Feels like
+12
604 mmHg
42%
3.6
m/s
SW
Climate normal
+15
+9
7 September, Saturday. day, 23°; night, 7°; light rain
8
+25
+8
8 September, sun
+25
+8
Feels like
+12
602 mmHg
46%
4
m/s
SW
Climate normal
+16
+9
8 September, Sunday. day, 25°; night, 8°; mostly clear
9
+22
+8
9 September, mon
+22
+8
Feels like
+11
600 mmHg
42%
4.6
m/s
SW
Climate normal
+16
+9
9 September, Monday. day, 22°; night, 8°; clear
10
+22
+8
10 September, tue
+22
+8
Feels like
+11
602 mmHg
39%
4.5
m/s
SW
Climate normal
+16
+8
10 September, Tuesday. day, 22°; night, 8°; clear
11
+23
+16
11 September, wed
+23
+16
Feels like
+10
595 mmHg
39%
6.5
m/s
SW
Climate normal
+17
+9
11 September, Wednesday. day, 23°; night, 16°; clear
12
+18
+11
12 September, thu
+18
+11
Feels like
+8
584 mmHg
32%
8.9
m/s
SW
Climate normal
+16
+10
12 September, Thursday. day, 18°; night, 11°; partly cloudy
13
+15
+4
13 September, fri
+15
+4
Feels like
+4
584 mmHg
31%
7.3
m/s
SW
Climate normal
+15
+8
13 September, Friday. day, 15°; night, 4°; clear
14
+17
+9
14 September, sat
+17
+9
Feels like
+2
587 mmHg
43%
8.2
m/s
SW
Climate normal
+14
+8
14 September, Saturday. day, 17°; night, 9°; clear
15
+11
−2
15 September, sun
+11
−2
Feels like
+1
588 mmHg
36%
5.5
m/s
W
Climate normal
+14
+9
15 September, Sunday. day, 11°; night, -2°; clear
16
+16
+6
16 September, mon
+16
+6
Feels like
+1
589 mmHg
28%
6.4
m/s
SW
Climate normal
+14
+8
16 September, Monday. day, 16°; night, 6°; clear
17
+17
+3
17 September, tue
+17
+3
Feels like
+3
587 mmHg
22%
7.3
m/s
SW
Climate normal
+14
+9
17 September, Tuesday. day, 17°; night, 3°; clear
18
+17
+2
18 September, wed
+17
+2
Feels like
+5
589 mmHg
44%
3.5
m/s
W
Climate normal
+14
+8
18 September, Wednesday. day, 17°; night, 2°; clear
19
+20
+6
19 September, thu
+20
+6
Feels like
+9
593 mmHg
32%
3.9
m/s
SW
Climate normal
+14
+7
19 September, Thursday. day, 20°; night, 6°; clear
20
+22
+6
20 September, fri
+22
+6
Feels like
+11
595 mmHg
37%
2.5
m/s
W
Climate normal
+14
+8
20 September, Friday. day, 22°; night, 6°; clear
21
+22
+8
21 September, sat
+22
+8
Feels like
+10
592 mmHg
38%
4.5
m/s
SW
Climate normal
+13
+8
21 September, Saturday. day, 22°; night, 8°; clear
22
+20
+12
22 September, sun
+20
+12
Feels like
+9
589 mmHg
25%
6.4
m/s
SW
Climate normal
+13
+7
22 September, Sunday. day, 20°; night, 12°; mostly clear
23
+15
+8
23 September, mon
+15
+8
Feels like
+6
588 mmHg
43%
5.9
m/s
W
Climate normal
+14
+8
23 September, Monday. day, 15°; night, 8°; mostly clear
24
+14
+5
24 September, tue
+14
+5
Feels like
+6
591 mmHg
43%
2.6
m/s
NW
Climate normal
+14
+8
24 September, Tuesday. day, 14°; night, 5°; clear
25
+17
+10
25 September, wed
+17
+10
Feels like
+4
587 mmHg
40%
6.5
m/s
SW
Climate normal
+14
+8
25 September, Wednesday. day, 17°; night, 10°; clear
26
+11
+2
26 September, thu
+11
+2
Feels like
+2
585 mmHg
61%
5.7
m/s
NW
Climate normal
+14
+8
26 September, Thursday. day, 11°; night, 2°; partly cloudy
27
+11
0
27 September, fri
+11
0
Feels like
−1
591 mmHg
36%
3.8
m/s
N
Climate normal
+15
+9
27 September, Friday. day, 11°; night, 0°; clear
28
+15
+5
28 September, sat
+15
+5
Feels like
+1
590 mmHg
23%
4.8
m/s
SW
Climate normal
+14
+9
28 September, Saturday. day, 15°; night, 5°; clear
Average for 30 days
25
sunny days
2
days with precipitation
3
cloudy days
25 sunny days; 2 days with precipitation; 3 cloudy days;
40
%
air humidity
4.9
m/s
Wind
SW
1
mm of precipitation
(1% of annual average)
air humidity 40%; 1 millimeters of precipitation (1% of annual average); Wind south-westerly 4.9 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
NW
SW
E
SW
E
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
W
SW
SW
W
SW
W
SW
SW
W
NW
SW
NW
N
SW
30
Average data for 10 years
31
1
September
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
Daytime temperature
Night-time temperature
