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 Autumnal Equinox will occur in Jackson on Tuesday, September 22nd, 2026 at 6:05 am MDT.
  • This is  when the Sun will be directly over the Equator, & Earth’s Axis is perpendicular to the Sun’s rays.
  • Day and night are almost equal around the Equinox, for Jackson Hole, on September 25th, there will be exactly 12 hours between sunrise & sunset.
  • The Sun will also be rising almost due East and setting almost due West this week
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:

Monday, September 21, 2026

Units °F / °C
Quick-Look Today

Areas Fog then Sunny

HI 70°F

Mountains @10,000ft

TEMP

HI 51°F

WIND S

AVG 6 mph
GUST 8 mph
Today & Tonight

Today:

Areas of fog before 9am. Otherwise, sunny, with a high near 70. Light and variable wind.

Tonight:

Partly cloudy, with a low around 37. Light and variable wind.
Tuesday
LO 37°F
HI 68°F
Partly Sunny then Chance Showers
TEMP @10,000ft
HI 48°F
LO 30°F
WIND S
AVG 6 mph
GUST 8 mph

Day:

A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 68. Light and variable wind.

Night:

Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 40. Light and variable wind. Chance of precipitation is 60%.

More +
Wednesday
LO 40°F
HI 70°F
Sunny
TEMP @10,000ft
HI 49°F
LO 31°F
WIND SW
AVG 5 mph
GUST 7 mph

Day:

Sunny, with a high near 70. Light and variable wind.

Night:

Mostly clear, with a low around 38. Calm wind.

More +
Thursday
LO 38°F
HI 75°F
Sunny
TEMP @10,000ft
HI 55°F
LO 32°F
WIND SE
AVG 8 mph
GUST 14 mph

Day:

Sunny, with a high near 75. Calm wind becoming south southwest around 5 mph in the afternoon.

Night:

Mostly clear, with a low around 40.

More +
Friday
LO 40°F
HI 74°F
Mostly Sunny
TEMP @10,000ft
HI 53°F
LO 34°F
WIND S
AVG 8 mph
GUST 20 mph

Day:

Mostly sunny, with a high near 74.

Night:

Partly cloudy, with a low around 40.

More +

5-Day Forecast Graphs

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See Chart Description
 
 Click for a Printable Version of the JH Forecast >>     Click to read the Riverton NWS Forecast Discussion >>   Click to read the Pocatello NWS Forecast Discussion >>

JH Almanac Info

Sun

Today

Sunrise: 7:12am
Sunset: 7:20pm
More +
Tuesday
Sunrise: 7:13am
Sunset: 7:18pm
Wednesday
Sunrise: 7:14am
Sunset: 7:17pm
Thursday
Sunrise: 7:16am
Sunset: 7:15pm
Friday
Sunrise: 7:17am
Sunset: 7:13pm
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: 30°F
Average Hi: 68°F
Record Lo: 8°F
on Sept. 22, 1995
Record Hi: 85°F
on Sept. 23, 1905

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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