National Weather Service Forecast for: Weiser ID
Issued by: National Weather Service Boise, ID
Updated: 2:04 pm MST Dec 22, 2025
 
Tonight

Tonight: A 30 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 37. East northeast wind around 5 mph becoming calm after midnight.
Chance Rain
and Areas Fog


 Tuesday

Tuesday: Rain, mainly before 11am. Areas of fog. High near 47. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Areas Fog
then Chance
Rain and
Areas Fog
 Tuesday
Night
Tuesday Night: Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 38. North wind 3 to 7 mph.
Patchy Fog


 Wednesday

Wednesday: Rain, mainly after 11am. High near 49. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain


 Wednesday
Night
Wednesday Night: Rain likely, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 40. East wind 3 to 7 mph. Chance of precipitation is 70%.
Rain Likely
and Patchy
Fog then
Chance Rain
and Patchy
Fog
 Christmas
Day
Christmas Day: Rain likely. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Rain Likely
and Patchy
Fog

 Thursday
Night
Thursday Night: Rain, mainly before 11pm. Low around 33. Chance of precipitation is 80%.
Rain then
Chance Rain


 Friday

Friday: A 50 percent chance of rain. Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 47.
Chance Rain
and Patchy
Fog

 Friday
Night
Friday Night: A 30 percent chance of rain, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 27.
Chance Rain
and Patchy
Fog
Lo 37 °F Hi 47 °F Lo 38 °F Hi 49 °F Lo 40 °F Hi 50 °F Lo 33 °F Hi 47 °F Lo 27 °F

 

Tonight
 
 A 30 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 37. East northeast wind around 5 mph becoming calm after midnight.
Tuesday
 
 Rain, mainly before 11am. Areas of fog. High near 47. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 38. North wind 3 to 7 mph.
Wednesday
 
 Rain, mainly after 11am. High near 49. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
 
 Rain likely, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 40. East wind 3 to 7 mph. Chance of precipitation is 70%.
Christmas Day
 
 Rain likely. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Thursday Night
 
 Rain, mainly before 11pm. Low around 33. Chance of precipitation is 80%.
Friday
 
 A 50 percent chance of rain. Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 47.
Friday Night
 
 A 30 percent chance of rain, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 27.
Saturday
 
 Patchy fog before 11am. Otherwise, partly sunny, with a high near 41.
Saturday Night
 
 Patchy fog. Otherwise, mostly cloudy, with a low around 24.
Sunday
 
 Patchy fog. Otherwise, partly sunny, with a high near 39.
Sunday Night
 
 Mostly cloudy, with a low around 24.
Monday
 
 Mostly sunny, with a high near 40.

 

Forecast from NOAA-NWS for Weiser ID.