National Weather Service Forecast for: Rexburg ID
Issued by: National Weather Service Pocatello, ID
Updated: 2:26 am MDT Apr 6, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 36. East northeast wind around 6 mph.
Mostly Cloudy


 Monday

Monday: Partly sunny, then gradually becoming sunny, with a high near 68. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Becoming
Sunny

 Monday
Night
Monday Night: Partly cloudy, with a low around 39. West southwest wind 5 to 8 mph becoming south in the evening.
Partly Cloudy


 Tuesday

Tuesday: Patchy blowing dust after 3pm. Mostly sunny, with a high near 70. Breezy, with a south wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.
Mostly Sunny
then Patchy
Blowing Dust
and Breezy
 Tuesday
Night
Tuesday Night: Patchy blowing dust before 9pm. Mostly clear, with a low around 33. Breezy, with a west southwest wind 18 to 23 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 40 mph.
Patchy
Blowing Dust
and Breezy
then Mostly
Clear
 Wednesday

Wednesday: Sunny, with a high near 61.
Sunny


 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 32.
Partly Cloudy


 Thursday

Thursday: Sunny, with a high near 66.
Sunny


 Thursday
Night
Thursday Night: Partly cloudy, with a low around 40.
Partly Cloudy
Lo 36 °F Hi 68 °F Lo 39 °F Hi 70 °F Lo 33 °F Hi 61 °F Lo 32 °F Hi 66 °F Lo 40 °F

 

Overnight
 
 Mostly cloudy, with a low around 36. East northeast wind around 6 mph.
Monday
 
 Partly sunny, then gradually becoming sunny, with a high near 68. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
 
 Partly cloudy, with a low around 39. West southwest wind 5 to 8 mph becoming south in the evening.
Tuesday
 
 Patchy blowing dust after 3pm. Mostly sunny, with a high near 70. Breezy, with a south wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.
Tuesday Night
 
 Patchy blowing dust before 9pm. Mostly clear, with a low around 33. Breezy, with a west southwest wind 18 to 23 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 40 mph.
Wednesday
 
 Sunny, with a high near 61.
Wednesday Night
 
 Partly cloudy, with a low around 32.
Thursday
 
 Sunny, with a high near 66.
Thursday Night
 
 Partly cloudy, with a low around 40.
Friday
 
 Partly sunny, with a high near 71.
Friday Night
 
 A 20 percent chance of rain. Mostly cloudy, with a low around 43.
Saturday
 
 A 30 percent chance of rain. Partly sunny, with a high near 70.
Saturday Night
 
 A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Sunday
 
 A 50 percent chance of rain. Partly sunny, with a high near 65.

 

Forecast from NOAA-NWS for Rexburg ID.