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.
National Digital Forecast Database
Jackson Hole and Teton Mountain Range
Forecast Powered by MountainWeather™ & NWS
Issued on:
Friday, August 21, 2026
Sunny then Slight Chance T-storms
Mountains @10,000ft
TEMP
WIND W
Today:
Tonight:
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51. West southwest wind around 5 mph becoming calm in the evening.
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. West southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 80. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.
Mostly cloudy, with a low around 46.
5-Day Forecast Graphs
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
Today
Sunset: 8:15pm
Sunset: 8:13pm
Sunset: 8:12pm
Sunset: 8:10pm
Sunset: 8:08pm
Waxing Gibbous
Current
Full Moon
Aug 26th
Last Qtr.
Sep 4th
New Moon
Sep 11th
First Qtr.
Sep 18thThis Week’s...
Average Hi: 80°F
on August 21, 1980
on August 19, 1981
NWS Forecasts & Reports
Jackson Hole WAM
- 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.



