National Weather Service Forecast for: Mountain Home ID
Issued by: National Weather Service Boise, ID
Updated: 12:29 am MDT Jun 30, 2026
 
Overnight

Overnight: Mostly clear, with a low around 49. Light and variable wind.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 54. North northwest wind 6 to 9 mph.
Mostly Clear
 Wednesday

Wednesday: Mostly sunny, with a high near 82. West northwest wind 5 to 9 mph, with gusts as high as 20 mph.
Mostly Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 85.
Mostly Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 58.
Partly Cloudy
 Friday

Friday: Mostly sunny, with a high near 86.
Mostly Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 55.
Mostly Clear
Lo 49 °F Hi 80 °F Lo 54 °F Hi 82 °F Lo 53 °F Hi 85 °F Lo 58 °F Hi 86 °F Lo 55 °F

 

Overnight
 
 Mostly clear, with a low around 49. Light and variable wind.
Tuesday
 
 Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 54. North northwest wind 6 to 9 mph.
Wednesday
 
 Mostly sunny, with a high near 82. West northwest wind 5 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Thursday
 
 Mostly sunny, with a high near 85.
Thursday Night
 
 Partly cloudy, with a low around 58.
Friday
 
 Mostly sunny, with a high near 86.
Friday Night
 
 Mostly clear, with a low around 55.
Independence Day
 
 Sunny and hot, with a high near 91.
Saturday Night
 
 Clear, with a low around 59.
Sunday
 
 Sunny and hot, with a high near 96.
Sunday Night
 
 Mostly clear, with a low around 64.
Monday
 
 Mostly sunny and hot, with a high near 96.

 

Forecast from NOAA-NWS for Mountain Home ID.