Weather Forecast for Grand Teton National Park
Wyoming, United States of America
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Current Weather - Grand Teton National Park: 1°C
Current Weather - Grand Teton National Park: 1°C
Wyoming, United States of America
Overcast
Feels like -5°C
Wind
22 km/h WSW
Humidity
72%
Pressure
1014 mb
UV Index
1
Visibility
16 km
Moderate or heavy snow showers
Tuesday, January 06, 2026
High
-1°C
Low
-6°C
Rain Chance
71%
Hourly Forecast
-5°C
-6°C
-6°C
Day Statistics
Maximum Wind
26 km/h
Humidity
92%
Precipitation
9 mm
UV Index
0
Visibility
5 km
Rain Chance
71%
Snow Chance
20%
Sun & Moon
Sunrise
07:57 AM
Sunset
05:01 PM
Moonrise
09:12 PM
Moonset
10:15 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
1.9
μg/m³
PM10
2.2
μg/m³
NO₂
1.8
μg/m³
O₃
88.4
μg/m³
SO₂
1.1
μg/m³
CO
131
μg/m³
Moderate snow
Wednesday, January 07, 2026
High
-2°C
Low
-7°C
Rain Chance
66%
Hourly Forecast
-6°C
-6°C
-6°C
-6°C
-6°C
-7°C
-7°C
-7°C
-7°C
-6°C
-5°C
-4°C
-4°C
-3°C
-3°C
-3°C
-4°C
-4°C
-5°C
-5°C
-5°C
-5°C
-6°C
-6°C
Day Statistics
Maximum Wind
25 km/h
Humidity
92%
Precipitation
44 mm
UV Index
0
Visibility
5 km
Rain Chance
66%
Snow Chance
80%
Sun & Moon
Sunrise
07:57 AM
Sunset
05:02 PM
Moonrise
10:22 PM
Moonset
10:36 AM
Moon Phase
Waning Gibbous
Moon Illumination
84%
Air Quality
PM2.5
1.8
μg/m³
PM10
1.9
μg/m³
NO₂
2
μg/m³
O₃
84
μg/m³
SO₂
1
μg/m³
CO
132.7
μg/m³
Moderate or heavy snow showers
Thursday, January 08, 2026
High
-8°C
Low
-16°C
Rain Chance
69%
Hourly Forecast
-6°C
-6°C
-7°C
-9°C
-11°C
-13°C
-13°C
-13°C
-12°C
-11°C
-10°C
-9°C
-9°C
-9°C
-9°C
-9°C
-10°C
-11°C
-11°C
-10°C
-10°C
-11°C
-13°C
-16°C
Day Statistics
Maximum Wind
17 km/h
Humidity
87%
Precipitation
19 mm
UV Index
0
Visibility
6 km
Rain Chance
69%
Snow Chance
45%
Sun & Moon
Sunrise
07:57 AM
Sunset
05:03 PM
Moonrise
11:30 PM
Moonset
10:54 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Air Quality
PM2.5
1.5
μg/m³
PM10
1.7
μg/m³
NO₂
2.1
μg/m³
O₃
84.8
μg/m³
SO₂
1.3
μg/m³
CO
138.7
μg/m³
Moderate or heavy snow showers
Friday, January 09, 2026
High
-7°C
Low
-21°C
Rain Chance
69%
Hourly Forecast
-18°C
-19°C
-19°C
-17°C
-16°C
-15°C
-13°C
-12°C
-12°C
-11°C
-10°C
-9°C
-9°C
-8°C
-8°C
-8°C
-8°C
-8°C
-14°C
-16°C
-13°C
-16°C
-16°C
-14°C
Day Statistics
Maximum Wind
22 km/h
Humidity
93%
Precipitation
4 mm
UV Index
0
Visibility
7 km
Rain Chance
69%
Snow Chance
62%
Sun & Moon
Sunrise
07:56 AM
Sunset
05:04 PM
Moonrise
No moonrise
Moonset
11:12 AM
Moon Phase
Waning Gibbous
Moon Illumination
66%
Air Quality
PM2.5
2.2
μg/m³
PM10
2.7
μg/m³
NO₂
2.9
μg/m³
O₃
79.2
μg/m³
SO₂
1.1
μg/m³
CO
146
μg/m³
Moderate snow
Saturday, January 10, 2026
High
-4°C
Low
-18°C
Rain Chance
63%
Hourly Forecast
-15°C
-15°C
-12°C
-15°C
-17°C
-13°C
-12°C
-12°C
-12°C
-11°C
-10°C
-8°C
-7°C
-6°C
-5°C
-6°C
-7°C
-9°C
-11°C
-13°C
-15°C
-16°C
-16°C
-17°C
Day Statistics
Maximum Wind
9 km/h
Humidity
96%
Precipitation
1 mm
UV Index
0
Visibility
8 km
Rain Chance
63%
Snow Chance
70%
Sun & Moon
Sunrise
07:56 AM
Sunset
05:05 PM
Moonrise
12:35 AM
Moonset
11:30 AM
Moon Phase
Last Quarter
Moon Illumination
56%
Air Quality
PM2.5
1.4
μg/m³
PM10
1.5
μg/m³
NO₂
2.2
μg/m³
O₃
84.7
μg/m³
SO₂
1.1
μg/m³
CO
156.8
μg/m³
Partly Cloudy
Sunday, January 11, 2026
High
-1°C
Low
-18°C
Rain Chance
0%
Hourly Forecast
-17°C
-18°C
-18°C
-18°C
-18°C
-18°C
-18°C
-18°C
-18°C
-16°C
-13°C
-9°C
-6°C
-4°C
-3°C
-4°C
-6°C
-9°C
-11°C
-11°C
-12°C
-12°C
-12°C
-12°C
Day Statistics
Maximum Wind
4 km/h
Humidity
92%
Precipitation
0 mm
UV Index
2
Visibility
8 km
Rain Chance
0%
Snow Chance
10%
Sun & Moon
Sunrise
07:56 AM
Sunset
05:06 PM
Moonrise
01:40 AM
Moonset
11:50 AM
Moon Phase
Waning Crescent
Moon Illumination
47%
Sunny
Monday, January 12, 2026
High
-1°C
Low
-19°C
Rain Chance
0%
Hourly Forecast
-13°C
-14°C
-16°C
-17°C
-17°C
-18°C
-18°C
-18°C
-18°C
-16°C
-13°C
-8°C
-6°C
-4°C
-2°C
-3°C
-6°C
-9°C
-11°C
-13°C
-15°C
-16°C
-16°C
-17°C
Day Statistics
Maximum Wind
2 km/h
Humidity
84%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:55 AM
Sunset
05:07 PM
Moonrise
02:45 AM
Moonset
12:14 PM
Moon Phase
Waning Crescent
Moon Illumination
37%
Solar Radiation Data
Shortwave Radiation
236.14
Diffuse Radiation
126.01
DNI
0
GTI
114.99
Weather Alerts
Winter Weather Advisory issued January 6 at 4:55AM MST until January 7 at 5:00PM MST by NWS Riverton WY
* WHAT...Snow expected. Total snow accumulations of 6 to 12 inches. Locally higher amounts of 12 to 18 inches in the higher elevations with amounts nearing 2 feet in the Tetons. Winds may gust as high as 45 mph at times. * WHERE...Teton and Gros Ventre Mountains. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult at times, including over Teton and Togwotee Passes. * ADDITIONAL DETAILS...Snowfall rates will vary through Wednesday. Snow will be lighter today before picking back up late this evening.
Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info .
Winter Weather Advisory issued January 6 at 1:22AM MST until January 6 at 5:00PM MST by NWS Pocatello ID
* WHAT...Snow. Additional snow accumulations up to 5 inches. * WHERE...Centennial Mountains - Island Park. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning and evening commutes.
Slow down and use caution while traveling. Call 5 1 1 or visit 511.idaho.gov for the latest road conditions.
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