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.
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NWS Forecast For Jackson Hole, Wyoming

National Digital Forecast Database

Jackson Hole and Teton Mountain Range

Forecast Powered by MountainWeather™ & NWS

Issued on:

Tuesday, August 18, 2026

Units °F / °C
Quick-Look Today

Chance Showers then Slight Chance T-storms

HI 77°F

Mountains @10,000ft

TEMP

HI 58°F

WIND W

AVG 7 mph
GUST 18 mph
Today & Tonight

Today:

A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 30%.

Tonight:

A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 45. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
LO 45°F
HI 82°F
Sunny
TEMP @10,000ft
HI 61°F
LO 39°F
WIND W
AVG 7 mph
GUST 17 mph

Day:

Sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon.

Night:

Mostly clear, with a low around 46. West northwest wind 5 to 8 mph becoming calm in the evening.

More +
Thursday
LO 46°F
HI 88°F
Sunny
TEMP @10,000ft
HI 66°F
LO 40°F
WIND SW
AVG 6 mph
GUST 16 mph

Day:

Sunny, with a high near 88. Calm wind becoming west 5 to 7 mph in the afternoon.

Night:

Partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.

More +
Friday
LO 52°F
HI 90°F
Mostly Sunny
TEMP @10,000ft
HI 69°F
LO 44°F
WIND S
AVG 6 mph
GUST 13 mph

Day:

Mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon.

Night:

A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 53.

More +
Saturday
LO 53°F
HI 82°F
Chance Showers then Chance T-storms
TEMP @10,000ft
HI 61°F
LO 45°F
WIND S
AVG 7 mph
GUST 15 mph

Day:

A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.

Night:

A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.

More +

5-Day Forecast Graphs

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JH Almanac Info

Sun

Today

Sunrise: 6:35am
Sunset: 8:20pm
More +
Wednesday
Sunrise: 6:36am
Sunset: 8:18pm
Thursday
Sunrise: 6:37am
Sunset: 8:16pm
Friday
Sunrise: 6:38am
Sunset: 8:15pm
Saturday
Sunrise: 6:39am
Sunset: 8:13pm
Moon

Waxing Crescent

Current
More +

First Qtr.

Aug 20th

Full Moon

Aug 26th

Last Qtr.

Sep 3rd

New Moon

Sep 11th
JH Almanac

This Week’s...

Average Lo: 39°F
Average Hi: 80°F
Record Lo: 21°F
on August 21, 1980
Record Hi: 98°F
on August 19, 1981

NWS Forecasts & Reports

Jackson Hole WAM

Weather Access Map for JH

How to Use this Map
  • This map can be used to access Current Weather conditions AND Point Forecasts for each specific location.
  • Current Weather observations are in 2 formats. …NWS & MesoWest.
  • NWS Point Forecasts have 3 formats to choose from.
  • Chose the NWS Graph button for the most detailed forecast info: hour by hour temps, winds, windchill, cloud cover, precip  & snowfall amounts, and lightning activity forecasts.
  • Use the Magnifying Glass icon to get a forecast for any location. It will stay in the center of the map as you move the map around. Zoom-in for a more precise location.
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