National Weather Service Forecast for: Atascadero CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 1:06 am PST Feb 2, 2026
 
Overnight

Overnight: Clear, with a low around 34. North wind around 5 mph.
Clear
 Monday

Monday: Sunny, with a high near 69. Northeast wind around 5 mph.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 33. East wind around 5 mph becoming north in the evening.
Clear
 Tuesday

Tuesday: Sunny, with a high near 72. Wind chill values as low as 30 early. Northeast wind around 5 mph.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 35. Northeast wind 5 to 10 mph.
Clear
 Wednesday

Wednesday: Sunny, with a high near 74.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 37.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 72.
Mostly Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 42.
Partly Cloudy
Lo 34 °F Hi 69 °F Lo 33 °F Hi 72 °F Lo 35 °F Hi 74 °F Lo 37 °F Hi 72 °F Lo 42 °F

 

Overnight
 
 Clear, with a low around 34. North wind around 5 mph.
Monday
 
 Sunny, with a high near 69. Northeast wind around 5 mph.
Monday Night
 
 Clear, with a low around 33. East wind around 5 mph becoming north in the evening.
Tuesday
 
 Sunny, with a high near 72. Wind chill values as low as 30 early. Northeast wind around 5 mph.
Tuesday Night
 
 Clear, with a low around 35. Northeast wind 5 to 10 mph.
Wednesday
 
 Sunny, with a high near 74.
Wednesday Night
 
 Mostly clear, with a low around 37.
Thursday
 
 Mostly sunny, with a high near 72.
Thursday Night
 
 Partly cloudy, with a low around 42.
Friday
 
 Mostly sunny, with a high near 68.
Friday Night
 
 Mostly clear, with a low around 41.
Saturday
 
 Sunny, with a high near 68.
Saturday Night
 
 Mostly clear, with a low around 42.
Sunday
 
 Mostly sunny, with a high near 68.

 

Forecast from NOAA-NWS for Atascadero CA.