National Weather Service Forecast for: Arroyo Grande CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 8:43 pm PDT Apr 6, 2026
 
Tonight

Tonight: Mostly clear, with a low around 48. Northwest wind 5 to 10 mph becoming light in the evening.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 70. West northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 50. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Clear
 Wednesday

Wednesday: Sunny, with a high near 72. North northeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 53. West northwest wind 10 to 15 mph becoming light north northwest in the evening.
Partly Cloudy
 Thursday

Thursday: Partly sunny, with a high near 71.
Partly Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 54.
Mostly Cloudy
 Friday

Friday: A chance of rain, with thunderstorms also possible after 11am. Partly sunny, with a high near 69.
Chance Rain
 Friday
Night
Friday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 52.
Chance Rain
Lo 48 °F Hi 70 °F Lo 50 °F Hi 72 °F Lo 53 °F Hi 71 °F Lo 54 °F Hi 69 °F Lo 52 °F

 

Tonight
 
 Mostly clear, with a low around 48. Northwest wind 5 to 10 mph becoming light in the evening.
Tuesday
 
 Sunny, with a high near 70. West northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
 
 Clear, with a low around 50. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
 
 Sunny, with a high near 72. North northeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
 
 Partly cloudy, with a low around 53. West northwest wind 10 to 15 mph becoming light north northwest in the evening.
Thursday
 
 Partly sunny, with a high near 71.
Thursday Night
 
 Mostly cloudy, with a low around 54.
Friday
 
 A chance of rain, with thunderstorms also possible after 11am. Partly sunny, with a high near 69.
Friday Night
 
 A chance of rain and thunderstorms. Mostly cloudy, with a low around 52.
Saturday
 
 A chance of rain, with thunderstorms also possible after 11am. Partly sunny, with a high near 67.
Saturday Night
 
 A slight chance of rain. Mostly cloudy, with a low around 50.
Sunday
 
 A slight chance of rain. Partly sunny, with a high near 65.
Sunday Night
 
 Partly cloudy, with a low around 46.
Monday
 
 Mostly sunny, with a high near 69.

 

Forecast from NOAA-NWS for Arroyo Grande CA.