National Weather Service Forecast for: Green River WY
Issued by: National Weather Service Riverton, WY
Updated: 3:32 am MDT Jun 22, 2026
 
Overnight

Overnight: Mostly clear, with a steady temperature around 55. Calm wind becoming southeast around 5 mph.
Mostly Clear

Monday

Monday: Sunny, with a high near 87. Breezy, with a light and variable wind becoming west 12 to 17 mph in the morning. Winds could gust as high as 26 mph.
Sunny then
Sunny and
Breezy
Monday
Night
Monday Night: Mostly clear, with a low around 50. Breezy, with a west wind 12 to 17 mph becoming light and variable. Winds could gust as high as 26 mph.
Mostly Clear
and Breezy
then Mostly
Clear
Tuesday

Tuesday: Sunny, with a high near 89. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 23 mph.
Sunny then
Sunny and
Breezy
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 52. Breezy, with a west northwest wind 8 to 15 mph becoming east after midnight. Winds could gust as high as 24 mph.
Mostly Clear
and Breezy
then Mostly
Clear
Wednesday

Wednesday: Sunny, with a high near 89. Breezy, with a light and variable wind becoming west northwest 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.
Sunny then
Sunny and
Breezy
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 51. Breezy, with an east southeast wind 11 to 16 mph becoming east southeast 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Partly Cloudy
and Breezy

Thursday

Thursday: Mostly sunny, with a high near 86. Breezy.
Mostly Sunny
then Mostly
Sunny and
Breezy
Thursday
Night
Thursday Night: Partly cloudy, with a low around 51.
Partly Cloudy

Lo 55 °F Hi 87 °F Lo 50 °F Hi 89 °F Lo 52 °F Hi 89 °F Lo 51 °F Hi 86 °F Lo 51 °F

 

Overnight
 
Mostly clear, with a steady temperature around 55. Calm wind becoming southeast around 5 mph.
Monday
 
Sunny, with a high near 87. Breezy, with a light and variable wind becoming west 12 to 17 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
 
Mostly clear, with a low around 50. Breezy, with a west wind 12 to 17 mph becoming light and variable. Winds could gust as high as 26 mph.
Tuesday
 
Sunny, with a high near 89. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
 
Mostly clear, with a low around 52. Breezy, with a west northwest wind 8 to 15 mph becoming east after midnight. Winds could gust as high as 24 mph.
Wednesday
 
Sunny, with a high near 89. Breezy, with a light and variable wind becoming west northwest 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
 
Partly cloudy, with a low around 51. Breezy, with an east southeast wind 11 to 16 mph becoming east southeast 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Thursday
 
Mostly sunny, with a high near 86. Breezy.
Thursday Night
 
Partly cloudy, with a low around 51.
Friday
 
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Breezy.
Friday Night
 
A slight chance of showers. Partly cloudy, with a low around 52. Breezy.
Saturday
 
A slight chance of showers and thunderstorms. Sunny, with a high near 80. Breezy.
Saturday Night
 
Partly cloudy, with a low around 44. Windy.
Sunday
 
Mostly sunny, with a high near 70. Breezy.

 

Forecast from NOAA-NWS for Green River WY.