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…

  • The average high temperature in Jackson for September is 71°F. The average low temperature is 31°F.
  • The record high is 93°F, from  9-9-1934. The record low is 8°F, from 9-22-1985.
  • Jackson averages 1.37 inches of precipitation in September.
  • The wettest September on record was in 1927 with 6.04 inches of rain.
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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:

Sunday, September 20, 2026

Units °F / °C
Quick-Look Today

Areas Fog then Mostly Sunny

HI 64°F

Mountains @10,000ft

TEMP

HI 44°F

WIND NW

AVG 5 mph
GUST 12 mph
Today & Tonight

Today:

Areas of fog before 10am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming northwest around 5 mph.

Tonight:

Mostly clear, with a low around 31. Light and variable wind.
Monday
LO 31°F
HI 72°F
Sunny
TEMP @10,000ft
HI 51°F
LO 25°F
WIND S
AVG 5 mph
GUST 10 mph

Day:

Sunny, with a high near 72. Light and variable wind.

Night:

Mostly clear, with a low around 35. Calm wind becoming southeast around 5 mph.

More +
Tuesday
LO 35°F
HI 74°F
Mostly Sunny
TEMP @10,000ft
HI 53°F
LO 29°F
WIND S
AVG 7 mph
GUST 13 mph

Day:

Mostly sunny, with a high near 74. Calm wind becoming southwest around 5 mph.

Night:

A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 40. Light and variable wind. Chance of precipitation is 30%.

More +
Wednesday
LO 40°F
HI 73°F
Slight Chance Showers then Slight Chance T-storms
TEMP @10,000ft
HI 51°F
LO 32°F
WIND SW
AVG 6 mph
GUST 15 mph

Day:

A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 73. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 10%.

Night:

Partly cloudy, with a low around 37.

More +
Thursday
LO 37°F
HI 77°F
Sunny
TEMP @10,000ft
HI 56°F
LO 30°F
WIND SE
AVG 7 mph
GUST 13 mph

Day:

Sunny, with a high near 77.

Night:

Mostly clear, with a low around 39.

More +

5-Day Forecast Graphs

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JH Almanac Info

Sun

Today

Sunrise: 7:11am
Sunset: 7:22pm
More +
Monday
Sunrise: 7:12am
Sunset: 7:20pm
Tuesday
Sunrise: 7:13am
Sunset: 7:18pm
Wednesday
Sunrise: 7:14am
Sunset: 7:17pm
Thursday
Sunrise: 7:16am
Sunset: 7:15pm
Moon

Waxing Gibbous

Current
More +

Full Moon

Sep 25th

Last Qtr.

Oct 3rd

New Moon

Oct 10th

First Qtr.

Oct 18th
JH Almanac

This Week’s...

Average Lo: 33°F
Average Hi: 71°F
Record Lo: 16°F
on Sept. 16, 1936
Record Hi: 89°F
on Sept. 3, 1990

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.
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