National Weather Service Forecast for: Rexburg ID
Issued by: National Weather Service Pocatello, ID
Updated: 10:31 pm MST Dec 22, 2025
 
Tonight

Tonight: A 50 percent chance of rain, mainly before 4am. Patchy fog before midnight. Otherwise, cloudy, with a steady temperature around 44. South wind around 6 mph.
Chance Rain
and Patchy
Fog
 Tuesday

Tuesday: Mostly cloudy, with a high near 53. South wind 3 to 6 mph.
Mostly Cloudy

 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 31. Southeast wind 5 to 7 mph.
Mostly Cloudy

 Wednesday

Wednesday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 54. South wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Rain Likely

 Wednesday
Night
Wednesday Night: Rain. Low around 40. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
Rain

 Christmas
Day
Christmas Day: Rain. High near 49. Chance of precipitation is 90%.
Rain

 Thursday
Night
Thursday Night: Rain before 5am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Showers then
Rain/Snow
 Friday

Friday: Rain and snow likely, becoming all snow after 11am. Mostly cloudy, with a high near 41. Chance of precipitation is 70%.
Rain/Snow
Likely then
Snow Likely
 Friday
Night
Friday Night: A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 23.
Chance Snow
then Partly
Cloudy
Lo 44 °F Hi 53 °F Lo 31 °F Hi 54 °F Lo 40 °F Hi 49 °F Lo 33 °F Hi 41 °F Lo 23 °F

 

Tonight
 
 A 50 percent chance of rain, mainly before 4am. Patchy fog before midnight. Otherwise, cloudy, with a steady temperature around 44. South wind around 6 mph.
Tuesday
 
 Mostly cloudy, with a high near 53. South wind 3 to 6 mph.
Tuesday Night
 
 Mostly cloudy, with a low around 31. Southeast wind 5 to 7 mph.
Wednesday
 
 Rain likely, mainly after 11am. Mostly cloudy, with a high near 54. South wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
 
 Rain. Low around 40. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
Christmas Day
 
 Rain. High near 49. Chance of precipitation is 90%.
Thursday Night
 
 Rain before 5am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
 
 Rain and snow likely, becoming all snow after 11am. Mostly cloudy, with a high near 41. Chance of precipitation is 70%.
Friday Night
 
 A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 23.
Saturday
 
 Mostly sunny, with a high near 34.
Saturday Night
 
 Partly cloudy, with a low around 18.
Sunday
 
 Partly sunny, with a high near 34.
Sunday Night
 
 Partly cloudy, with a low around 17.
Monday
 
 Partly sunny, with a high near 36.

 

Forecast from NOAA-NWS for Rexburg ID.