Weather Forecast for West Yellowstone
Montana, United States of America
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Current Weather - West Yellowstone: 17°C
Current Weather - West Yellowstone: 17°C
Montana, United States of America
Patchy light rain in area with thunder
Feels like 15°C
Wind
7 km/h SW
Humidity
60%
Pressure
1021 mb
UV Index
3
Visibility
10 km
Patchy rain nearby
Saturday, August 15, 2026
High
22°C
Low
6°C
Rain Chance
57%
Hourly Forecast
21°C
20°C
14°C
10°C
9°C
8°C
Day Statistics
Maximum Wind
15 km/h
Humidity
66%
Precipitation
2 mm
UV Index
8
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:27 AM
Sunset
08:30 PM
Moonrise
09:55 AM
Moonset
09:43 PM
Moon Phase
Waxing Crescent
Moon Illumination
11%
Air Quality
PM2.5
6.6
μg/m³
PM10
7.3
μg/m³
NO₂
2.8
μg/m³
O₃
96
μg/m³
SO₂
0.1
μg/m³
CO
118
μg/m³
Sunny
Sunday, August 16, 2026
High
25°C
Low
7°C
Rain Chance
17%
Hourly Forecast
8°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
11°C
15°C
18°C
21°C
23°C
24°C
25°C
25°C
24°C
24°C
22°C
21°C
15°C
13°C
11°C
11°C
Day Statistics
Maximum Wind
19 km/h
Humidity
57%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:28 AM
Sunset
08:29 PM
Moonrise
11:13 AM
Moonset
10:05 PM
Moon Phase
Waxing Crescent
Moon Illumination
18%
Air Quality
PM2.5
3.6
μg/m³
PM10
4.4
μg/m³
NO₂
2.5
μg/m³
O₃
96.3
μg/m³
SO₂
0.1
μg/m³
CO
104.6
μg/m³
Sunny
Monday, August 17, 2026
High
25°C
Low
9°C
Rain Chance
36%
Hourly Forecast
11°C
10°C
9°C
9°C
10°C
9°C
9°C
9°C
13°C
17°C
19°C
22°C
24°C
25°C
24°C
25°C
24°C
22°C
17°C
17°C
13°C
11°C
10°C
9°C
Day Statistics
Maximum Wind
22 km/h
Humidity
51%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:29 AM
Sunset
08:27 PM
Moonrise
12:29 PM
Moonset
10:28 PM
Moon Phase
Waxing Crescent
Moon Illumination
27%
Air Quality
PM2.5
4.1
μg/m³
PM10
5.5
μg/m³
NO₂
3.8
μg/m³
O₃
90
μg/m³
SO₂
0.2
μg/m³
CO
98
μg/m³
Sunny
Tuesday, August 18, 2026
High
23°C
Low
7°C
Rain Chance
57%
Hourly Forecast
10°C
9°C
8°C
8°C
8°C
7°C
7°C
7°C
13°C
16°C
19°C
21°C
22°C
23°C
23°C
21°C
21°C
20°C
20°C
17°C
13°C
11°C
8°C
8°C
Day Statistics
Maximum Wind
21 km/h
Humidity
58%
Precipitation
1 mm
UV Index
6
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:30 AM
Sunset
08:25 PM
Moonrise
01:43 PM
Moonset
10:56 PM
Moon Phase
First Quarter
Moon Illumination
37%
Air Quality
PM2.5
7.3
μg/m³
PM10
8.6
μg/m³
NO₂
4.7
μg/m³
O₃
92.6
μg/m³
SO₂
0.2
μg/m³
CO
107.8
μg/m³
Sunny
Wednesday, August 19, 2026
High
23°C
Low
5°C
Rain Chance
3%
Hourly Forecast
7°C
6°C
6°C
6°C
5°C
5°C
5°C
5°C
10°C
14°C
17°C
19°C
21°C
22°C
23°C
23°C
23°C
23°C
23°C
19°C
16°C
12°C
11°C
10°C
Day Statistics
Maximum Wind
13 km/h
Humidity
51%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
06:31 AM
Sunset
08:24 PM
Moonrise
02:55 PM
Moonset
11:29 PM
Moon Phase
First Quarter
Moon Illumination
48%
Air Quality
PM2.5
15.1
μg/m³
PM10
15.7
μg/m³
NO₂
10.6
μg/m³
O₃
77.9
μg/m³
SO₂
0.4
μg/m³
CO
169.6
μg/m³
Sunny
Thursday, August 20, 2026
High
26°C
Low
7°C
Rain Chance
1%
Hourly Forecast
10°C
9°C
9°C
8°C
8°C
7°C
7°C
10°C
14°C
17°C
19°C
21°C
23°C
24°C
25°C
26°C
26°C
26°C
26°C
22°C
18°C
14°C
13°C
12°C
Day Statistics
Maximum Wind
15 km/h
Humidity
31%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:32 AM
Sunset
08:22 PM
Moonrise
04:02 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
58%
Sunny
Friday, August 21, 2026
High
29°C
Low
9°C
Rain Chance
0%
Hourly Forecast
11°C
11°C
10°C
10°C
10°C
9°C
9°C
12°C
16°C
19°C
21°C
24°C
26°C
27°C
28°C
29°C
29°C
29°C
29°C
24°C
20°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
12 km/h
Humidity
25%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:34 AM
Sunset
08:21 PM
Moonrise
05:00 PM
Moonset
12:11 AM
Moon Phase
First Quarter
Moon Illumination
69%
Solar Radiation Data
Shortwave Radiation
226.58
Diffuse Radiation
51.86
DNI
0
GTI
0
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