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 September is 71 degrees in the Town of Jackson. The average low temperature for the month is 31 degrees
- The highest temperature ever recorded in September in town is 93 degrees, on Sept. 9th, 1934. The coldest temperature ever recorded was 8 degrees on Sept. 22nd, 1985.
- Average precipitation in Sept. is 1.27 inches. Record precipitation was 6.04 inches in 1927.
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:
Friday, September 12, 2025

Chance Showers
Mountains @10,000ft
TEMP
WIND SE
Today:
Tonight:

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 50%.
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 36. West wind around 6 mph becoming calm in the evening.

A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Partly cloudy, with a low around 38. West southwest wind 5 to 9 mph becoming light and variable after midnight.

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 66. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.
A chance of showers and thunderstorms. Partly cloudy, with a low around 34. Chance of precipitation is 40%.

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65.
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 33.
5-Day Forecast Graphs
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JH Almanac Info

Today
Sunset: 7:36pm
Sunset: 7:34pm
Sunset: 7:33pm
Sunset: 7:31pm
Sunset: 7:29pm

Waning Gibbous
Current
Last Qtr.
Sep 14th
New Moon
Sep 22nd
First Qtr.
Sep 29th
Full Moon
Oct 6thThis Week’s...
Average Hi: 75°F
on Sept. 12, 2014
on Sept. 11, 1996
NWS Forecasts & Reports
Jackson Hole WAM
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JH Tram @10,000-ft.
Tetons @11,600-ft.
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