National Weather Service Forecast for: Evanston WY
Issued by: National Weather Service Salt Lake City, UT
Updated: 12:31 pm MDT Jul 28, 2026
 
This
Afternoon
This Afternoon: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. Light and variable wind becoming west around 6 mph.
Chance
T-storms
Tonight

Tonight: Mostly cloudy, with a low around 53. North wind around 5 mph becoming light and variable  in the evening.
Mostly Cloudy

Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Cloudy then
Chance
T-storms
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 51. South southeast wind 5 to 9 mph becoming light and variable  after midnight.
Partly Cloudy

Thursday

Thursday: Sunny, with a high near 88. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 50.
Mostly Clear

Friday

Friday: Sunny, with a high near 91.
Sunny

Friday
Night
Friday Night: Mostly clear, with a low around 53.
Mostly Clear

Saturday

Saturday: Sunny, with a high near 94.
Sunny

Hi 85 °F Lo 53 °F Hi 83 °F Lo 51 °F Hi 88 °F Lo 50 °F Hi 91 °F Lo 53 °F Hi 94 °F

 

This Afternoon
 
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Light and variable wind becoming west around 6 mph.
Tonight
 
Mostly cloudy, with a low around 53. North wind around 5 mph becoming light and variable in the evening.
Wednesday
 
A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Wednesday Night
 
Partly cloudy, with a low around 51. South southeast wind 5 to 9 mph becoming light and variable after midnight.
Thursday
 
Sunny, with a high near 88. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
 
Mostly clear, with a low around 50.
Friday
 
Sunny, with a high near 91.
Friday Night
 
Mostly clear, with a low around 53.
Saturday
 
Sunny, with a high near 94.
Saturday Night
 
Mostly clear, with a low around 57.
Sunday
 
Sunny, with a high near 93.
Sunday Night
 
Mostly clear, with a low around 55.
Monday
 
Sunny, with a high near 90.

 

Forecast from NOAA-NWS for Evanston WY.