Weather Forecast for Grand Teton National Park
Wyoming, United States of America
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Current Weather - Grand Teton National Park: 8°C
Current Weather - Grand Teton National Park: 8°C
Wyoming, United States of America
Clear
Feels like 7°C
Wind
5 km/h SSE
Humidity
22%
Pressure
1019 mb
UV Index
0
Visibility
10 km
Sunny
Thursday, August 06, 2026
High
28°C
Low
6°C
Rain Chance
0%
Hourly Forecast
19°C
22°C
24°C
26°C
27°C
27°C
28°C
28°C
28°C
27°C
26°C
18°C
14°C
13°C
13°C
Day Statistics
Maximum Wind
23 km/h
Humidity
19%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:39 PM
Moonrise
Does not rise today
Moonset
03:07 PM
Moon Phase
Last Quarter
Moon Illumination
34%
Air Quality
PM2.5
10.6
μg/m³
PM10
13.7
μg/m³
NO₂
3.3
μg/m³
O₃
111.5
μg/m³
SO₂
0.5
μg/m³
CO
162.7
μg/m³
Sunny
Friday, August 07, 2026
High
30°C
Low
8°C
Rain Chance
0%
Hourly Forecast
12°C
10°C
10°C
9°C
9°C
8°C
8°C
9°C
13°C
21°C
24°C
26°C
28°C
29°C
29°C
30°C
30°C
29°C
29°C
28°C
19°C
16°C
15°C
15°C
Day Statistics
Maximum Wind
22 km/h
Humidity
20%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:17 AM
Sunset
08:38 PM
Moonrise
12:07 AM
Moonset
04:21 PM
Moon Phase
Waning Crescent
Moon Illumination
24%
Air Quality
PM2.5
10.4
μg/m³
PM10
12.6
μg/m³
NO₂
3.2
μg/m³
O₃
114.5
μg/m³
SO₂
0.6
μg/m³
CO
137.5
μg/m³
Sunny
Saturday, August 08, 2026
High
30°C
Low
9°C
Rain Chance
17%
Hourly Forecast
13°C
12°C
11°C
10°C
10°C
9°C
9°C
10°C
16°C
22°C
25°C
27°C
28°C
29°C
29°C
30°C
30°C
30°C
29°C
28°C
21°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
22 km/h
Humidity
23%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:18 AM
Sunset
08:36 PM
Moonrise
12:51 AM
Moonset
05:32 PM
Moon Phase
Waning Crescent
Moon Illumination
16%
Air Quality
PM2.5
11.3
μg/m³
PM10
13.1
μg/m³
NO₂
2.9
μg/m³
O₃
124.3
μg/m³
SO₂
0.6
μg/m³
CO
150.5
μg/m³
Sunny
Sunday, August 09, 2026
High
29°C
Low
9°C
Rain Chance
1%
Hourly Forecast
13°C
12°C
12°C
11°C
10°C
9°C
9°C
10°C
16°C
22°C
25°C
27°C
28°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
19°C
16°C
14°C
13°C
Day Statistics
Maximum Wind
26 km/h
Humidity
25%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:19 AM
Sunset
08:35 PM
Moonrise
01:49 AM
Moonset
06:33 PM
Moon Phase
Waning Crescent
Moon Illumination
9%
Air Quality
PM2.5
10.5
μg/m³
PM10
12.2
μg/m³
NO₂
2.7
μg/m³
O₃
125.5
μg/m³
SO₂
0.5
μg/m³
CO
142.3
μg/m³
Sunny
Monday, August 10, 2026
High
29°C
Low
8°C
Rain Chance
1%
Hourly Forecast
12°C
11°C
10°C
9°C
9°C
9°C
8°C
9°C
14°C
21°C
24°C
26°C
28°C
28°C
29°C
29°C
29°C
29°C
28°C
24°C
20°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
28 km/h
Humidity
22%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:21 AM
Sunset
08:34 PM
Moonrise
03:00 AM
Moonset
07:23 PM
Moon Phase
New Moon
Moon Illumination
4%
Air Quality
PM2.5
9.5
μg/m³
PM10
11.7
μg/m³
NO₂
5
μg/m³
O₃
101.6
μg/m³
SO₂
0.5
μg/m³
CO
168.4
μg/m³
Sunny
Tuesday, August 11, 2026
High
29°C
Low
8°C
Rain Chance
0%
Hourly Forecast
13°C
12°C
11°C
10°C
9°C
8°C
8°C
12°C
16°C
21°C
23°C
25°C
27°C
28°C
28°C
29°C
29°C
28°C
28°C
24°C
20°C
15°C
14°C
13°C
Day Statistics
Maximum Wind
22 km/h
Humidity
20%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:22 AM
Sunset
08:32 PM
Moonrise
04:22 AM
Moonset
08:02 PM
Moon Phase
New Moon
Moon Illumination
1%
Sunny
Wednesday, August 12, 2026
High
29°C
Low
7°C
Rain Chance
1%
Hourly Forecast
12°C
11°C
10°C
9°C
9°C
8°C
7°C
12°C
16°C
20°C
23°C
25°C
28°C
28°C
29°C
29°C
29°C
28°C
27°C
23°C
19°C
15°C
14°C
13°C
Day Statistics
Maximum Wind
23 km/h
Humidity
24%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:23 AM
Sunset
08:31 PM
Moonrise
05:48 AM
Moonset
08:33 PM
Moon Phase
New Moon
Moon Illumination
0%
Weather Alerts
Air Quality Alert issued August 5 at 11:07AM MDT by NWS Riverton WY
The following message is transmitted on behalf of the Wyoming Department of Environmental Quality, Air Quality Division, and the Wyoming Department of Health. * WHAT...Air Quality Alert for Wildfire Smoke. * WHERE...All of central and western Wyoming. * WHEN...11 AM MDT Wednesday to 11 AM MDT Thursday. * IMPACTS...Smoke from western United States wildfires continues to be observed across much of western and central Wyoming. The smoke is limiting visibilities at times. HEALTH INFORMATION...The Wyoming Department of Health recommends that the elderly, young children, and individuals with respiratory problems avoid excessive physical exertion and minimize outdoor activities during this time. Wildfire smoke is made up of a variety of pollutants, including particulate matter and ozone, which can cause respiratory health effects. Although these people are most susceptible to health impacts, the Department of Health also advises that everyone should avoid prolonged exposure to poor air quality conditions. CURRENT CONDITIONS...The Wyoming Department of Environmental Quality, Air Quality Division offers near real-time air quality data for Wyoming's monitoring stations and health effects information to help the public interpret current conditions. Current air quality conditions across the state of Wyoming can be found at http://www.wyvisnet.com/.
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