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…
May Norms & Records…
- The historic average high temperature in Jackson in May is 63 degrees. The average low temperature for the month is 31 degrees.
- The record high temperature in May is 90 degrees, set on May 29th, 2003. The record low temperature in town is 5 degrees, set on May 2nd, 1988.
- May is the wettest month of the year in Jackson, averaging 1.83 inches of precipitation. The wettest May on record is from 1980, with 6.02 inches.
- Town averages 1 inch of snow in May. The snowiest May was in 1942, with 14.5 inches of snowfall.
Click for the latest MountainWeather Blog: Spring Weather Review >>
National Digital Forecast Database
Jackson Hole and Teton Mountain Range
Forecast Powered by MountainWeather™ & NWS
Issued on:
Sunday, May 31, 2026
Showers Likely then Chance T-storms
Mountains @10,000ft
TEMP
WIND W
Today:
Tonight:
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. Calm wind becoming southwest 5 to 9 mph in the afternoon.
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly clear, with a low around 35. Southwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 20%.
Sunny, with a high near 73. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Mostly clear, with a low around 38. West wind 6 to 11 mph becoming light and variable. Winds could gust as high as 20 mph.
Sunny, with a high near 78. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Partly cloudy, with a low around 43.
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Mostly clear, with a low around 41.
5-Day Forecast Graphs
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JH Almanac Info
Today
Sunset: 8:54pm
Sunset: 8:55pm
Sunset: 8:55pm
Sunset: 8:56pm
Sunset: 8:57pm
Full Moon
Current
Last Qtr.
Jun 7th
New Moon
Jun 14th
First Qtr.
Jun 22ndThis Week’s...
Average Hi: 66°F
on May 30, 1979
on May 29, 2003
NWS Forecasts & Reports
Jackson Hole WAM
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NWS Forecast Links
JH Tram @10,000-ft.
Tetons @11,600-ft.
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Local JH Reports
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