National Weather Service Forecast for: Riverton WY
Issued by: National Weather Service Riverton, WY
Updated: 7:48 am MDT Jun 30, 2026
 
Today

Today: Sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunny

 Tonight

Tonight: Scattered showers between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Southwest wind 6 to 11 mph. Chance of precipitation is 30%.
Scattered
Showers then
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 84. West southwest wind around 6 mph becoming calm.
Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 87. Light southwest wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 20 mph.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 54. West southwest wind 5 to 14 mph, with gusts as high as 21 mph.
Partly Cloudy

 Friday

Friday: Mostly sunny, with a high near 88. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.
Mostly Sunny

 Friday
Night
Friday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. Breezy.
Slight Chance
T-storms and
Breezy then
Partly Cloudy
 Independence
Day
Independence Day: Sunny, with a high near 87.
Sunny
Hi 81 °F Lo 51 °F Hi 84 °F Lo 53 °F Hi 87 °F Lo 54 °F Hi 88 °F Lo 53 °F Hi 87 °F

 

Today
 
 Sunny, with a high near 81. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
 
 Scattered showers between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Southwest wind 6 to 11 mph. Chance of precipitation is 30%.
Wednesday
 
 Sunny, with a high near 84. West southwest wind around 6 mph becoming calm.
Wednesday Night
 
 Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph.
Thursday
 
 Mostly sunny, with a high near 87. Light southwest wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
 
 Partly cloudy, with a low around 54. West southwest wind 5 to 14 mph, with gusts as high as 21 mph.
Friday
 
 Mostly sunny, with a high near 88. Light and variable wind becoming west northwest 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
 
 A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. Breezy.
Independence Day
 
 Sunny, with a high near 87.
Saturday Night
 
 Clear, with a low around 54.
Sunday
 
 Sunny, with a high near 93.
Sunday Night
 
 Mostly clear, with a low around 59.
Monday
 
 Sunny, with a high near 95.

 

Forecast from NOAA-NWS for Riverton WY.