This forecast displays data for both the Jackson Hole Valley & the Teton Mountains. The NWS National Blended Model (NBM) is utilized as the base, MountainWeather™ then adds value to this by infusing over 30-years of local forecasting experience.
Jackson Hole Weather News
New Feature! Some Jackson Hole weather history, records, and interesting weather facts.
- The average high temperature for the month of August is 80 degrees in the Town of Jackson. The average low temperature for the month is 39 degrees
- The highest temperature ever recorded in August in town is 98 degrees, on August 19th, 1981. The coldest temperature ever recorded was 18 degrees on August 28th, 1960.
- The average precipitation in August is 1.24 inches. The record precipitation in August was 4.83 inches in 1930.
Click to read the latest MountainWeather Blog: Are Wildfires Getting Worse? >>

National Digital Forecast Database
Jackson Hole and Teton Mountain Range
Forecast Powered by MountainWeather™ & NWS
Issued on:
Sunday, August 17, 2025

Isolated Showers then Scattered T-storms and Breezy
Mountains @10,000ft
TEMP
WIND S
Today:
Tonight:

Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Mostly clear, with a low around 45. West southwest wind 5 to 8 mph becoming light and variable.

Sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.
Mostly clear, with a low around 50. Southwest wind around 6 mph becoming light and variable after midnight.

Mostly sunny, with a high near 89. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Partly cloudy, with a low around 50.

A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 87.
Mostly clear, with a low around 48.
5-Day Forecast Graphs
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JH Almanac Info

Today
Sunset: 8:21pm
Sunset: 8:19pm
Sunset: 8:18pm
Sunset: 8:16pm
Sunset: 8:14pm
Third Quarter Moon
Current
New Moon
Aug 23rd
First Qtr.
Aug 30th
Full Moon
Sep 6th
Last Qtr.
Sep 14thThis Week’s...
Average Hi: 82°F
on August 10, 1939
on August 9, 1934
NWS Forecasts & Reports
Jackson Hole WAM
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JH Tram @10,000-ft.
Tetons @11,600-ft.
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