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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
1 September
+18
+10
1 September, sun
+18
+10
Feels like
+15
584 mmHg
49%
4.9
m/s
S
1 September, Sunday. day, 18°; night, 10°; partly cloudy
2
+18
+11
2 September, mon
+18
+11
Feels like
+14
584 mmHg
40%
5.5
m/s
S
2 September, Monday. day, 18°; night, 11°; clear
3
+17
+10
3 September, tue
+17
+10
Feels like
+13
584 mmHg
38%
5.4
m/s
S
3 September, Tuesday. day, 17°; night, 10°; partly cloudy
4
+15
+7
4 September, wed
+15
+7
Feels like
+11
583 mmHg
46%
5.5
m/s
S
4 September, Wednesday. day, 15°; night, 7°; rain
5
+15
+8
5 September, thu
+15
+8
Feels like
+11
584 mmHg
43%
5.5
m/s
S
5 September, Thursday. day, 15°; night, 8°; clear
6
+16
+9
6 September, fri
+16
+9
Feels like
+12
584 mmHg
43%
5.1
m/s
S
6 September, Friday. day, 16°; night, 9°; partly cloudy
7
September
+27
+3
7 September, sat
+27
+3
Feels like
+16
605 mmHg
39%
3
m/s
E
Climate normal
+15
+9
7 September, Saturday. day, 27°; night, 3°; mostly clear
8
+27
+5
8 September, sun
+27
+5
Feels like
+14
604 mmHg
36%
5.2
m/s
SW
Climate normal
+16
+9
8 September, Sunday. day, 27°; night, 5°; partly cloudy
9
+24
+4
9 September, mon
+24
+4
Feels like
+12
604 mmHg
40%
5.6
m/s
W
Climate normal
+16
+9
9 September, Monday. day, 24°; night, 4°; light rain
10
+24
+9
10 September, tue
+24
+9
Feels like
+10
601 mmHg
44%
5.4
m/s
E
Climate normal
+16
+8
10 September, Tuesday. day, 24°; night, 9°; overcast
11
+19
+8
11 September, wed
+19
+8
Feels like
+9
597 mmHg
67%
7
m/s
S
Climate normal
+17
+9
11 September, Wednesday. day, 19°; night, 8°; light rain
12
+13
+5
12 September, thu
+13
+5
Feels like
+5
597 mmHg
75%
5.1
m/s
S
Climate normal
+16
+10
12 September, Thursday. day, 13°; night, 5°; light rain
13
+11
+4
13 September, fri
+11
+4
Feels like
+1
598 mmHg
72%
7.3
m/s
SW
Climate normal
+15
+8
13 September, Friday. day, 11°; night, 4°; rain
14
+16
+3
14 September, sat
+16
+3
Feels like
+6
603 mmHg
56%
5.3
m/s
SW
Climate normal
+14
+8
14 September, Saturday. day, 16°; night, 3°; partly cloudy
15
+20
+5
15 September, sun
+20
+5
Feels like
+7
607 mmHg
46%
5.5
m/s
SW
Climate normal
+14
+9
15 September, Sunday. day, 20°; night, 5°; partly cloudy
16
+16
+4
16 September, mon
+16
+4
Feels like
+5
604 mmHg
56%
6
m/s
SW
Climate normal
+14
+8
16 September, Monday. day, 16°; night, 4°; light rain
17
+15
+5
17 September, tue
+15
+5
Feels like
+6
604 mmHg
60%
4.5
m/s
SW
Climate normal
+14
+9
17 September, Tuesday. day, 15°; night, 5°; mostly clear
18
+15
+6
18 September, wed
+15
+6
Feels like
+6
604 mmHg
58%
4.4
m/s
SW
Climate normal
+14
+8
18 September, Wednesday. day, 15°; night, 6°; partly cloudy
19
+13
+5
19 September, thu
+13
+5
Feels like
+5
600 mmHg
71%
4
m/s
SW
Climate normal
+14
+7
19 September, Thursday. day, 13°; night, 5°; rain
20
+9
−1
20 September, fri
+9
−1
Feels like
+1
588 mmHg
72%
4.6
m/s
SW
Climate normal
+14
+8
20 September, Friday. day, 9°; night, -1°; partly cloudy
21
+14
+4
21 September, sat
+14
+4
Feels like
+6
589 mmHg
47%
1.6
m/s
E
Climate normal
+13
+8
21 September, Saturday. day, 14°; night, 4°; clear
22
+17
+3
22 September, sun
+17
+3
Feels like
+8
591 mmHg
33%
3.7
m/s
SW
Climate normal
+13
+7
22 September, Sunday. day, 17°; night, 3°; clear
23
+17
+3
23 September, mon
+17
+3
Feels like
+7
590 mmHg
45%
2.5
m/s
W
Climate normal
+14
+8
23 September, Monday. day, 17°; night, 3°; clear
24
+18
+7
24 September, tue
+18
+7
Feels like
+8
590 mmHg
49%
3.6
m/s
SW
Climate normal
+14
+8
24 September, Tuesday. day, 18°; night, 7°; clear
25
+18
+8
25 September, wed
+18
+8
Feels like
+8
589 mmHg
37%
4.4
m/s
SW
Climate normal
+14
+8
25 September, Wednesday. day, 18°; night, 8°; clear
26
+18
+9
26 September, thu
+18
+9
Feels like
+9
586 mmHg
38%
3.7
m/s
SW
Climate normal
+14
+8
26 September, Thursday. day, 18°; night, 9°; mostly clear
27
+15
+9
27 September, fri
+15
+9
Feels like
+10
588 mmHg
65%
1.6
m/s
NW
Climate normal
+15
+9
27 September, Friday. day, 15°; night, 9°; light rain
28
+16
+5
28 September, sat
+16
+5
Feels like
+7
590 mmHg
55%
2.9
m/s
SW
Climate normal
+14
+9
28 September, Saturday. day, 16°; night, 5°; clear
29
+18
+7
29 September, sun
+18
+7
Feels like
+9
593 mmHg
46%
2
m/s
S
Climate normal
+13
+7
29 September, Sunday. day, 18°; night, 7°; clear
30
+18
+8
30 September, mon
+18
+8
Feels like
+10
592 mmHg
41%
2.5
m/s
E
Climate normal
+12
+5
30 September, Monday. day, 18°; night, 8°; clear
1 October
+18
+7
1 October, tue
+18
+7
Feels like
+10
589 mmHg
41%
2.7
m/s
E
Climate normal
+11
+5
1 October, Tuesday. day, 18°; night, 7°; clear
2
+19
+7
2 October, wed
+19
+7
Feels like
+10
588 mmHg
40%
2.7
m/s
SW
Climate normal
+10
+4
2 October, Wednesday. day, 19°; night, 7°; mostly clear
3
+15
+9
3 October, thu
+15
+9
Feels like
+7
587 mmHg
51%
4.8
m/s
SW
Climate normal
+7
+1
3 October, Thursday. day, 15°; night, 9°; partly cloudy
4
+9
+4
4 October, fri
+9
+4
Feels like
+3
587 mmHg
71%
6.4
m/s
SW
Climate normal
+6
+2
4 October, Friday. day, 9°; night, 4°; light rain
5
+14
+9
5 October, sat
+14
+9
Feels like
+3
589 mmHg
62%
5.8
m/s
SW
Climate normal
+6
+1
5 October, Saturday. day, 14°; night, 9°; partly cloudy
Average for 30 days
14
sunny days
7
days with precipitation
9
cloudy days
14 sunny days; 7 days with precipitation; 9 cloudy days;
52
%
air humidity
4.3
m/s
Wind
SW
10
mm of precipitation
(2% of annual average)
air humidity 52%; 10 millimeters of precipitation (2% of annual average); Wind south-westerly 4.3 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
SW
W
E
S
S
SW
SW
SW
SW
SW
SW
SW
SW
E
SW
W
SW
SW
SW
NW
SW
S
E
E
SW
SW
SW
SW
SW
7
Average data for 10 years
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
Daytime temperature
Night-time temperature
