National Weather Service Forecast for: Middletown CA
Issued by: National Weather Service Eureka, CA
Updated: 1:10 am PST Feb 2, 2026
 
Overnight

Overnight: Clear, with a low around 31. West southwest wind around 5 mph.
Clear
 Monday

Monday: Sunny, with a high near 71. West southwest wind around 5 mph becoming calm in the morning.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 37. Calm wind.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 70. Light northeast wind.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 41. Calm wind.
Clear
 Wednesday

Wednesday: Sunny, with a high near 71. East northeast wind 3 to 5 mph.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 41.
Clear
 Thursday

Thursday: Sunny, with a high near 69.
Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 42.
Partly Cloudy
Lo 31 °F Hi 71 °F Lo 37 °F Hi 70 °F Lo 41 °F Hi 71 °F Lo 41 °F Hi 69 °F Lo 42 °F

 

Overnight
 
 Clear, with a low around 31. West southwest wind around 5 mph.
Monday
 
 Sunny, with a high near 71. West southwest wind around 5 mph becoming calm in the morning.
Monday Night
 
 Mostly clear, with a low around 37. Calm wind.
Tuesday
 
 Sunny, with a high near 70. Light northeast wind.
Tuesday Night
 
 Clear, with a low around 41. Calm wind.
Wednesday
 
 Sunny, with a high near 71. East northeast wind 3 to 5 mph.
Wednesday Night
 
 Clear, with a low around 41.
Thursday
 
 Sunny, with a high near 69.
Thursday Night
 
 Partly cloudy, with a low around 42.
Friday
 
 Mostly sunny, with a high near 68.
Friday Night
 
 Partly cloudy, with a low around 41.
Saturday
 
 Mostly sunny, with a high near 67.
Saturday Night
 
 A slight chance of rain. Partly cloudy, with a low around 43.
Sunday
 
 A chance of rain. Partly sunny, with a high near 66.

 

Forecast from NOAA-NWS for Middletown CA.