Weather Forecast for Yellowstone National Park
Wyoming, United States of America
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Current Weather - Yellowstone National Park: 27°C
Current Weather - Yellowstone National Park: 27°C
Wyoming, United States of America
Sunny
Feels like 22°C
Wind
8 km/h S
Humidity
24%
Pressure
1015 mb
UV Index
8
Visibility
10 km
Sunny
Tuesday, July 14, 2026
High
29°C
Low
11°C
Rain Chance
17%
Hourly Forecast
18°C
18°C
14°C
14°C
13°C
Day Statistics
Maximum Wind
21 km/h
Humidity
42%
Precipitation
0 mm
UV Index
11
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:51 AM
Sunset
09:05 PM
Moonrise
05:28 AM
Moonset
09:35 PM
Moon Phase
New Moon
Moon Illumination
1%
Air Quality
PM2.5
6.6
μg/m³
PM10
10.5
μg/m³
NO₂
4.1
μg/m³
O₃
87.8
μg/m³
SO₂
0.3
μg/m³
CO
95
μg/m³
Partly Cloudy
Wednesday, July 15, 2026
High
26°C
Low
11°C
Rain Chance
38%
Hourly Forecast
14°C
13°C
12°C
12°C
11°C
11°C
11°C
14°C
18°C
20°C
22°C
24°C
25°C
25°C
25°C
26°C
25°C
24°C
21°C
19°C
16°C
14°C
13°C
13°C
Day Statistics
Maximum Wind
18 km/h
Humidity
57%
Precipitation
1 mm
UV Index
9
Visibility
10 km
Rain Chance
38%
Snow Chance
0%
Sun & Moon
Sunrise
05:52 AM
Sunset
09:04 PM
Moonrise
06:53 AM
Moonset
10:09 PM
Moon Phase
New Moon
Moon Illumination
3%
Air Quality
PM2.5
5.4
μg/m³
PM10
7.9
μg/m³
NO₂
3.8
μg/m³
O₃
83.5
μg/m³
SO₂
0.3
μg/m³
CO
99
μg/m³
Sunny
Thursday, July 16, 2026
High
26°C
Low
10°C
Rain Chance
57%
Hourly Forecast
11°C
11°C
10°C
10°C
10°C
10°C
10°C
12°C
17°C
20°C
23°C
25°C
26°C
25°C
23°C
17°C
24°C
26°C
25°C
24°C
20°C
17°C
12°C
11°C
Day Statistics
Maximum Wind
16 km/h
Humidity
62%
Precipitation
2 mm
UV Index
10
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:53 AM
Sunset
09:03 PM
Moonrise
08:19 AM
Moonset
10:36 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
2.9
μg/m³
PM10
4.7
μg/m³
NO₂
3.7
μg/m³
O₃
86
μg/m³
SO₂
0.2
μg/m³
CO
94.8
μg/m³
Patchy rain nearby
Friday, July 17, 2026
High
27°C
Low
11°C
Rain Chance
57%
Hourly Forecast
11°C
12°C
12°C
12°C
11°C
12°C
12°C
13°C
16°C
18°C
21°C
24°C
25°C
26°C
26°C
27°C
25°C
21°C
17°C
16°C
15°C
14°C
13°C
12°C
Day Statistics
Maximum Wind
17 km/h
Humidity
68%
Precipitation
2 mm
UV Index
9
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:54 AM
Sunset
09:02 PM
Moonrise
09:41 AM
Moonset
10:58 PM
Moon Phase
Waxing Crescent
Moon Illumination
15%
Air Quality
PM2.5
2.6
μg/m³
PM10
3.7
μg/m³
NO₂
2.8
μg/m³
O₃
86.8
μg/m³
SO₂
0.2
μg/m³
CO
99.3
μg/m³
Sunny
Saturday, July 18, 2026
High
26°C
Low
10°C
Rain Chance
57%
Hourly Forecast
12°C
12°C
12°C
11°C
10°C
10°C
10°C
12°C
15°C
18°C
21°C
23°C
25°C
26°C
26°C
26°C
25°C
26°C
25°C
22°C
19°C
14°C
13°C
12°C
Day Statistics
Maximum Wind
16 km/h
Humidity
64%
Precipitation
2 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:54 AM
Sunset
09:02 PM
Moonrise
11:00 AM
Moonset
11:19 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Air Quality
PM2.5
2.1
μg/m³
PM10
3.5
μg/m³
NO₂
5.2
μg/m³
O₃
69.1
μg/m³
SO₂
0.1
μg/m³
CO
108.7
μg/m³
Sunny
Sunday, July 19, 2026
High
27°C
Low
10°C
Rain Chance
57%
Hourly Forecast
12°C
11°C
11°C
11°C
11°C
10°C
10°C
14°C
17°C
20°C
22°C
24°C
27°C
24°C
22°C
20°C
21°C
23°C
25°C
22°C
20°C
17°C
15°C
14°C
Day Statistics
Maximum Wind
15 km/h
Humidity
60%
Precipitation
3 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:55 AM
Sunset
09:01 PM
Moonrise
12:15 PM
Moonset
11:39 PM
Moon Phase
First Quarter
Moon Illumination
33%
Patchy rain nearby
Monday, July 20, 2026
High
20°C
Low
10°C
Rain Chance
71%
Hourly Forecast
12°C
12°C
11°C
11°C
11°C
10°C
10°C
13°C
15°C
18°C
18°C
19°C
19°C
20°C
20°C
20°C
20°C
20°C
20°C
18°C
15°C
13°C
13°C
13°C
Day Statistics
Maximum Wind
9 km/h
Humidity
74%
Precipitation
4 mm
UV Index
5
Visibility
9 km
Rain Chance
71%
Snow Chance
0%
Sun & Moon
Sunrise
05:56 AM
Sunset
09:00 PM
Moonrise
01:29 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
43%
Solar Radiation Data
Shortwave Radiation
412.19
Diffuse Radiation
45.42
DNI
0
GTI
0
Weather Alerts
Extreme Heat Warning issued July 14 at 12:57AM MDT until July 14 at 9:00PM MDT by NWS Riverton WY
* WHAT...Dangerously hot conditions with temperatures from 100 to 105 degrees below 6,000 feet and 90 to 100 degrees between 6,000 and 7,000 feet each day. * WHERE...Portions of central, north central, northwest, south central, southwest, and west central Wyoming. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
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