National Weather Service Forecast for: Rexburg ID
Issued by: National Weather Service Pocatello, ID
Updated: 5:31 am MDT May 26, 2026
 
Today

Today: Rain likely before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 74. East wind 6 to 10 mph becoming west southwest in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Showers
Likely

 Tonight

Tonight: Partly cloudy, with a low around 46. East northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Partly Cloudy

 Wednesday

Wednesday: A slight chance of thunderstorms before 3pm, then a slight chance of thunderstorms after 4pm. Mostly sunny, with a high near 82. East northeast wind 6 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 48. South southeast wind 5 to 8 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 84. East northeast wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 47.
Partly Cloudy

 Friday

Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Sunny then
Slight Chance
T-storms
 Friday
Night
Friday Night: Partly cloudy, with a low around 44.
Partly Cloudy

 Saturday

Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Chance
Showers
Hi 74 °F Lo 46 °F Hi 82 °F Lo 48 °F Hi 84 °F Lo 47 °F Hi 77 °F Lo 44 °F Hi 67 °F

 

Today
 
 Rain likely before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 74. East wind 6 to 10 mph becoming west southwest in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tonight
 
 Partly cloudy, with a low around 46. East northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday
 
 A slight chance of thunderstorms before 3pm, then a slight chance of thunderstorms after 4pm. Mostly sunny, with a high near 82. East northeast wind 6 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
 
 Partly cloudy, with a low around 48. South southeast wind 5 to 8 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.
Thursday
 
 Sunny, with a high near 84. East northeast wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
 
 Partly cloudy, with a low around 47.
Friday
 
 A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Friday Night
 
 Partly cloudy, with a low around 44.
Saturday
 
 A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Saturday Night
 
 A 30 percent chance of rain before midnight. Partly cloudy, with a low around 42.
Sunday
 
 Mostly sunny, with a high near 72.
Sunday Night
 
 Mostly clear, with a low around 41.
Monday
 
 Sunny, with a high near 75.

 

Forecast from NOAA-NWS for Rexburg ID.