National Weather Service Forecast for: Jackson WY
Issued by: National Weather Service Riverton, WY
Updated: 11:02 pm MDT Jun 29, 2026
 
Overnight

Overnight: Areas of frost after 5am. Otherwise, partly cloudy, with a low around 33. South southeast wind 3 to 5 mph.
Areas Frost

 Tuesday

Tuesday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Frost then
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 37. West wind 5 to 8 mph becoming calm in the evening.
Mostly Clear

 Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny, with a high near 74. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Sunny then
Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 39. Southwest wind 5 to 7 mph becoming calm in the evening.
Partly Cloudy

 Thursday

Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Mostly Sunny
then Slight
Chance
T-storms
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 43. West southwest wind 5 to 7 mph becoming calm after midnight.
Mostly Cloudy

 Friday

Friday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77.
Mostly Cloudy
then Chance
T-storms
 Friday
Night
Friday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.
Slight Chance
T-storms then
Partly Cloudy
Lo 33 °F Hi 71 °F Lo 37 °F Hi 74 °F Lo 39 °F Hi 77 °F Lo 43 °F Hi 77 °F Lo 41 °F

 

Overnight
 
 Areas of frost after 5am. Otherwise, partly cloudy, with a low around 33. South southeast wind 3 to 5 mph.
Tuesday
 
 Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 37. West wind 5 to 8 mph becoming calm in the evening.
Wednesday
 
 A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny, with a high near 74. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
 
 Partly cloudy, with a low around 39. Southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
 
 A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
 
 Mostly cloudy, with a low around 43. West southwest wind 5 to 7 mph becoming calm after midnight.
Friday
 
 A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77.
Friday Night
 
 A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.
Independence Day
 
 Sunny, with a high near 79.
Saturday Night
 
 Clear, with a low around 43.
Sunday
 
 Sunny, with a high near 85.
Sunday Night
 
 Mostly clear, with a low around 48.
Monday
 
 Sunny, with a high near 88.

 

Forecast from NOAA-NWS for Jackson WY.