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:

Saturday, September 19, 2026

Units °F / °C
Quick-Look Today

Chance Showers and Patchy Fog then Chance T-storms

HI 61°F

Mountains @10,000ft

TEMP

HI 42°F

WIND SW

AVG 3 mph
GUST 10 mph
Today & Tonight

Today:

A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight:

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. Light and variable wind.
Sunday
LO 32°F
HI 64°F
Mostly Sunny
TEMP @10,000ft
HI 42°F
LO 25°F
WIND NW
AVG 5 mph
GUST 12 mph

Day:

Mostly sunny, with a high near 64. Light and variable wind.

Night:

Partly cloudy, with a low around 32. Light and variable wind.

More +
Monday
LO 32°F
HI 72°F
Sunny
TEMP @10,000ft
HI 51°F
LO 25°F
WIND S
AVG 6 mph
GUST 10 mph

Day:

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

Night:

Mostly clear, with a low around 36. Calm wind.

More +
Tuesday
LO 36°F
HI 74°F
Mostly Sunny
TEMP @10,000ft
HI 53°F
LO 30°F
WIND S
AVG 7 mph
GUST 13 mph

Day:

Mostly sunny, with a high near 74. Light and variable wind.

Night:

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39. Chance of precipitation is 20%.

More +
Wednesday
LO 39°F
HI 74°F
Slight Chance Showers then Slight Chance T-storms
TEMP @10,000ft
HI 52°F
LO 32°F
WIND S
AVG 5 mph
GUST 7 mph

Day:

A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 74. Chance of precipitation is 20%.

Night:

Partly cloudy, with a low around 37.

More +

5-Day Forecast Graphs

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JH Almanac Info

Sun

Today

Sunrise: 7:10am
Sunset: 7:24pm
More +
Sunday
Sunrise: 7:11am
Sunset: 7:22pm
Monday
Sunrise: 7:12am
Sunset: 7:20pm
Tuesday
Sunrise: 7:13am
Sunset: 7:18pm
Wednesday
Sunrise: 7:14am
Sunset: 7:17pm
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

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