National Weather Service Forecast for: Rexburg ID
Issued by: National Weather Service Pocatello, ID
Updated: 2:55 am MST Dec 5, 2025
 
Overnight

Overnight: A 30 percent chance of snow, mainly after 5am. Areas of fog. Otherwise, cloudy, with a low around 26. Light southwest wind. Total nighttime snow accumulation of 1 to 2 inches possible.
Chance Snow
and Areas Fog

 Friday

Friday: Snow, mainly after 2pm. Areas of fog before 2pm. High near 33. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Chance Snow
and Areas Fog
then Snow and
Patchy Fog
 Friday
Night
Friday Night: Rain and snow likely before 4am, then a chance of snow. Cloudy, with a low around 29. Southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Rain/Snow
Likely

 Saturday

Saturday: A 40 percent chance of snow. Partly sunny, with a high near 37. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Chance Snow


 Saturday
Night
Saturday Night: A 20 percent chance of snow before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 21. South wind 6 to 8 mph.
Slight Chance
Snow and
Patchy Fog
then Patchy
Fog
 Sunday

Sunday: A 30 percent chance of snow, mainly after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 35. New snow accumulation of less than a half inch possible.
Chance Snow
and Patchy
Fog

 Sunday
Night
Sunday Night: A 50 percent chance of snow. Patchy fog after 3am. Otherwise, cloudy, with a low around 27. New snow accumulation of less than a half inch possible.
Chance Snow
and Patchy
Fog

 Monday

Monday: A slight chance of snow before 2pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
Slight Chance
Snow then
Slight Chance
Rain/Snow
 Monday
Night
Monday Night: A chance of rain and snow, mainly after 11pm. Cloudy, with a low around 31. Chance of precipitation is 30%.
Chance
Rain/Snow
Lo 26 °F Hi 33 °F Lo 29 °F Hi 37 °F Lo 21 °F Hi 35 °F Lo 27 °F Hi 39 °F Lo 31 °F

Winter Weather Advisory
 

Overnight
 
 A 30 percent chance of snow, mainly after 5am. Areas of fog. Otherwise, cloudy, with a low around 26. Light southwest wind. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
 
 Snow, mainly after 2pm. Areas of fog before 2pm. High near 33. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
 
 Rain and snow likely before 4am, then a chance of snow. Cloudy, with a low around 29. Southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
 
 A 40 percent chance of snow. Partly sunny, with a high near 37. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Saturday Night
 
 A 20 percent chance of snow before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 21. South wind 6 to 8 mph.
Sunday
 
 A 30 percent chance of snow, mainly after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 35. New snow accumulation of less than a half inch possible.
Sunday Night
 
 A 50 percent chance of snow. Patchy fog after 3am. Otherwise, cloudy, with a low around 27. New snow accumulation of less than a half inch possible.
Monday
 
 A slight chance of snow before 2pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
Monday Night
 
 A chance of rain and snow, mainly after 11pm. Cloudy, with a low around 31. Chance of precipitation is 30%.
Tuesday
 
 A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Tuesday Night
 
 A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Wednesday
 
 Rain and snow likely. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Wednesday Night
 
 A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Thursday
 
 A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Rexburg ID.