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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
8
+16
+9
8 September, sun
+16
+9
Feels like
+12
584 mmHg
43%
5
m/s
S
8 September, Sunday. day, 16°; night, 9°; clear
9
September
+24
+4
9 September, mon
+24
+4
Feels like
+14
604 mmHg
41%
5.4
m/s
SW
Climate normal
+16
+9
9 September, Monday. day, 24°; night, 4°; mostly clear
10
+24
+7
10 September, tue
+24
+7
Feels like
+13
602 mmHg
37%
5.2
m/s
SW
Climate normal
+16
+8
10 September, Tuesday. day, 24°; night, 7°; overcast
11
+20
+7
11 September, wed
+20
+7
Feels like
+9
595 mmHg
49%
6.7
m/s
E
Climate normal
+17
+9
11 September, Wednesday. day, 20°; night, 7°; light rain
12
+10
+5
12 September, thu
+10
+5
Feels like
+1
593 mmHg
77%
6.6
m/s
SW
Climate normal
+16
+10
12 September, Thursday. day, 10°; night, 5°; light rain
13
+11
+3
13 September, fri
+11
+3
Feels like
+2
598 mmHg
75%
6.1
m/s
SW
Climate normal
+15
+8
13 September, Friday. day, 11°; night, 3°; rain
14
+18
+4
14 September, sat
+18
+4
Feels like
+5
602 mmHg
50%
6.6
m/s
SW
Climate normal
+14
+8
14 September, Saturday. day, 18°; night, 4°; partly cloudy
15
+21
+6
15 September, sun
+21
+6
Feels like
+6
605 mmHg
42%
7.1
m/s
SW
Climate normal
+14
+9
15 September, Sunday. day, 21°; night, 6°; mostly clear
16
+21
+7
16 September, mon
+21
+7
Feels like
+9
605 mmHg
50%
5.6
m/s
SW
Climate normal
+14
+8
16 September, Monday. day, 21°; night, 7°; partly cloudy
17
+12
+5
17 September, tue
+12
+5
Feels like
+5
601 mmHg
74%
3.6
m/s
SW
Climate normal
+14
+9
17 September, Tuesday. day, 12°; night, 5°; heavy rain
18
+11
+3
18 September, wed
+11
+3
Feels like
+2
602 mmHg
69%
6.2
m/s
SW
Climate normal
+14
+8
18 September, Wednesday. day, 11°; night, 3°; rain
19
+13
+3
19 September, thu
+13
+3
Feels like
+2
601 mmHg
60%
5.5
m/s
SW
Climate normal
+14
+7
19 September, Thursday. day, 13°; night, 3°; partly cloudy
20
+15
+4
20 September, fri
+15
+4
Feels like
+3
604 mmHg
53%
5.7
m/s
SW
Climate normal
+14
+8
20 September, Friday. day, 15°; night, 4°; mostly clear
21
+9
+5
21 September, sat
+9
+5
Feels like
0
599 mmHg
61%
5.7
m/s
NE
Climate normal
+13
+8
21 September, Saturday. day, 9°; night, 5°; mostly clear
22
+13
+6
22 September, sun
+13
+6
Feels like
+4
595 mmHg
62%
4.5
m/s
NE
Climate normal
+13
+7
22 September, Sunday. day, 13°; night, 6°; partly cloudy
23
+14
+6
23 September, mon
+14
+6
Feels like
+5
595 mmHg
57%
3.6
m/s
E
Climate normal
+14
+8
23 September, Monday. day, 14°; night, 6°; mostly clear
24
+17
+4
24 September, tue
+17
+4
Feels like
+9
592 mmHg
55%
2.1
m/s
E
Climate normal
+14
+8
24 September, Tuesday. day, 17°; night, 4°; clear
25
+17
+5
25 September, wed
+17
+5
Feels like
+9
590 mmHg
54%
1.7
m/s
SW
Climate normal
+14
+8
25 September, Wednesday. day, 17°; night, 5°; clear
26
+17
+6
26 September, thu
+17
+6
Feels like
+9
590 mmHg
53%
2.3
m/s
W
Climate normal
+14
+8
26 September, Thursday. day, 17°; night, 6°; mostly clear
27
+17
+6
27 September, fri
+17
+6
Feels like
+9
591 mmHg
54%
1.5
m/s
NW
Climate normal
+15
+9
27 September, Friday. day, 17°; night, 6°; clear
28
+18
+9
28 September, sat
+18
+9
Feels like
+11
593 mmHg
45%
2.6
m/s
E
Climate normal
+14
+9
28 September, Saturday. day, 18°; night, 9°; clear
29
+17
+8
29 September, sun
+17
+8
Feels like
+9
594 mmHg
52%
3.1
m/s
E
Climate normal
+13
+7
29 September, Sunday. day, 17°; night, 8°; clear
30
+20
+9
30 September, mon
+20
+9
Feels like
+12
592 mmHg
48%
1.8
m/s
NW
Climate normal
+12
+5
30 September, Monday. day, 20°; night, 9°; clear
1 October
+19
+9
1 October, tue
+19
+9
Feels like
+12
592 mmHg
39%
2.2
m/s
N
Climate normal
+11
+5
1 October, Tuesday. day, 19°; night, 9°; clear
2
+17
+8
2 October, wed
+17
+8
Feels like
+9
592 mmHg
41%
3.5
m/s
NE
Climate normal
+10
+4
2 October, Wednesday. day, 17°; night, 8°; clear
3
+19
+8
3 October, thu
+19
+8
Feels like
+9
594 mmHg
45%
3.2
m/s
E
Climate normal
+7
+1
3 October, Thursday. day, 19°; night, 8°; clear
4
+20
+11
4 October, fri
+20
+11
Feels like
+11
592 mmHg
38%
3
m/s
SW
Climate normal
+6
+2
4 October, Friday. day, 20°; night, 11°; clear
5
+15
+8
5 October, sat
+15
+8
Feels like
+10
591 mmHg
76%
2.6
m/s
SW
Climate normal
+6
+1
5 October, Saturday. day, 15°; night, 8°; rain
6
+15
+6
6 October, sun
+15
+6
Feels like
+9
591 mmHg
75%
2.2
m/s
SW
Climate normal
+6
+1
6 October, Sunday. day, 15°; night, 6°; mostly clear
7
+16
+5
7 October, mon
+16
+5
Feels like
+9
591 mmHg
65%
2.2
m/s
SW
Climate normal
+6
+2
7 October, Monday. day, 16°; night, 5°; clear
8
+15
+7
8 October, tue
+15
+7
Feels like
+7
588 mmHg
55%
4.6
m/s
S
Climate normal
+7
+1
8 October, Tuesday. day, 15°; night, 7°; mostly clear
Average data for 10 years
Next, the average data for 10 years
9
+7
+1
9 October, wed
+7
+1
Feels like
+3
581 mmHg
60%
4.4
m/s
S
9 October, Wednesday. day, 7°; night, 1°; rain
10
+5
0
10 October, thu
+5
0
Feels like
0
580 mmHg
61%
5.6
m/s
SW
10 October, Thursday. day, 5°; night, 0°; clear
11
+4
0
11 October, fri
+4
0
Feels like
−1
582 mmHg
64%
4.6
m/s
S
11 October, Friday. day, 4°; night, 0°; partly cloudy
12
+5
+1
12 October, sat
+5
+1
Feels like
0
582 mmHg
60%
4.8
m/s
S
12 October, Saturday. day, 5°; night, 1°; partly cloudy
Average for 30 days
19
sunny days
6
days with precipitation
5
cloudy days
19 sunny days; 6 days with precipitation; 5 cloudy days;
55
%
air humidity
4.1
m/s
Wind
SW
26
mm of precipitation
(4% of annual average)
air humidity 55%; 26 millimeters of precipitation (4% of annual average); Wind south-westerly 4.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
E
SW
SW
SW
SW
SW
SW
SW
SW
SW
NE
NE
E
E
SW
W
NW
E
E
NW
N
NE
E
SW
SW
SW
SW
S
9
Average data for 10 years
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
7
8
Daytime temperature
Night-time temperature
