National Weather Service Forecast for: Middletown CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 am PDT Jun 22, 2026
 
Overnight

Overnight: Mostly clear, with a low around 53. Light west northwest wind.
Mostly Clear
 Monday

Monday: Sunny, with a high near 87. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 53. West southwest wind 8 to 13 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 54. Southwest wind 5 to 9 mph becoming calm in the evening.
Clear
 Wednesday

Wednesday: Sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 54.
Clear
 Thursday

Thursday: Sunny, with a high near 88.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 54.
Mostly Clear
Lo 53 °F Hi 87 °F Lo 53 °F Hi 88 °F Lo 54 °F Hi 88 °F Lo 54 °F Hi 88 °F Lo 54 °F

 

Overnight
 
 Mostly clear, with a low around 53. Light west northwest wind.
Monday
 
 Sunny, with a high near 87. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Monday Night
 
 Mostly clear, with a low around 53. West southwest wind 8 to 13 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Tuesday
 
 Sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
 
 Clear, with a low around 54. Southwest wind 5 to 9 mph becoming calm in the evening.
Wednesday
 
 Sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Wednesday Night
 
 Clear, with a low around 54.
Thursday
 
 Sunny, with a high near 88.
Thursday Night
 
 Mostly clear, with a low around 54.
Friday
 
 Sunny, with a high near 82.
Friday Night
 
 Mostly clear, with a low around 51. Breezy.
Saturday
 
 Sunny, with a high near 81.
Saturday Night
 
 Clear, with a low around 51.
Sunday
 
 Sunny, with a high near 85.

 

Forecast from NOAA-NWS for Middletown CA.