Jackson Hole Forecast

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

Some Jackson Hole weather history, records, and interesting weather facts…

  • Jackson broke a record for a lowest maximum temperature on Thursday, August 13th, 2026, with a high of only 60°F.  That beat the old record for that date of 63°F from 1978.
  • The average high temperature in August in Jackson is 80°F. The average low temp in August is 39°F.
  • The record high temperature in August is 98°F, set on 08-19-1981. The record low temperature in August is 18°F, set on 08-28-1960.
  • Average precip in August is 1.25 inches. Record precip in August is 4.83 inches from 1930.
Click for the latest MountainWeather Blog: July and the Monsoon >>   Click for Current Wildfires & Smoke Forecast Map >>
NWS Forecast For Jackson Hole, Wyoming

National Digital Forecast Database

Jackson Hole and Teton Mountain Range

Forecast Powered by MountainWeather™ & NWS

Issued on:

Sunday, September 6, 2026

Units °F / °C
Quick-Look Today

Sunny then Chance Showers

HI 80°F

Mountains @10,000ft

TEMP

HI 60°F

WIND S

AVG 18 mph
GUST 28 mph
Today & Tonight

Today:

A 30 percent chance of showers, mainly after 5pm. Increasing clouds, with a high near 80. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

Tonight:

Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 4am. Low around 45. South wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
LO 45°F
HI 65°F
Showers Likely then Slight Chance T-storms and Breezy
TEMP @10,000ft
HI 44°F
LO 34°F
WIND W
AVG 12 mph
GUST 25 mph

Day:

Showers and thunderstorms likely, mainly before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 65. Breezy, with a southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 60%.

Night:

Mostly clear, with a low around 34. Breezy, with a southwest wind 11 to 16 mph becoming light south after midnight. Winds could gust as high as 24 mph.

More +
Tuesday
LO 34°F
HI 69°F
Sunny
TEMP @10,000ft
HI 49°F
LO 27°F
WIND SW
AVG 9 mph
GUST 21 mph

Day:

Sunny, with a high near 69. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

Night:

Mostly clear, with a low around 37. West wind 5 to 7 mph becoming calm in the evening.

More +
Wednesday
LO 37°F
HI 75°F
Sunny
TEMP @10,000ft
HI 54°F
LO 30°F
WIND SW
AVG 7 mph
GUST 17 mph

Day:

Sunny, with a high near 75. Calm wind becoming west 5 to 9 mph in the afternoon.

Night:

Mostly clear, with a low around 42.

More +
Thursday
LO 42°F
HI 76°F
Sunny
TEMP @10,000ft
HI 55°F
LO 35°F
WIND SW
AVG 8 mph
GUST 22 mph

Day:

Sunny, with a high near 76.

Night:

Mostly clear, with a low around 43.

More +

5-Day Forecast Graphs

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JH Almanac Info

Sun

Today

Sunrise: 6:56am
Sunset: 7:47pm
More +
Monday
Sunrise: 6:57am
Sunset: 7:46pm
Tuesday
Sunrise: 6:58am
Sunset: 7:44pm
Wednesday
Sunrise: 6:59am
Sunset: 7:42pm
Thursday
Sunrise: 7:00am
Sunset: 7:40pm
Moon

Waning Crescent

Current
More +

New Moon

Sep 11th

First Qtr.

Sep 18th

Full Moon

Sep 25th

Last Qtr.

Oct 3rd
JH Almanac

This Week’s...

Average Lo: 37°F
Average Hi: 77°F
Record Lo: 19°F
on Sept. 4, 1954
Record Hi: 92°F
on Sept. 4, 1924

NWS Forecasts & Reports

Jackson Hole WAM

Weather Access Map for JH

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