Weather World
City of Arroyo Grande, CAArroyo Grande, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Arroyo Grande, CA Weather Forecast
Arroyo Grande, CA Weather Forecast Date: 1005 PM PDT Sat Aug 15 2026
The area/counties/county of: San Luis Obispo County Beaches, including: Arroyo Grande, Avila Beach, Cambria, Morro Bay, and Pismo Beach.or toggle through each period.
Tonight... Mostly cloudy. Lows in the mid to upper 50s. Northwest winds around 15 mph in the evening.
Sunday... Mostly cloudy. Highs from the mid to upper 60s at The beaches to the lower to mid 70s inland. West winds around 15 mph in the afternoon.
Sunday Night... Low clouds and fog. Lows in the lower to mid 50s. Northwest winds around 15 mph.
Monday... Low clouds and fog mostly clearing in the afternoon. Highs from the mid to upper 60s at The beaches to the mid to upper 70s inland. Northwest winds around 15 mph in the afternoon.
Monday Night... Low clouds and fog. Lows in the mid 50s to around 60. Northwest winds around 15 mph.
Tuesday... Low clouds and fog mostly clearing in the afternoon. Highs from around 70 at The beaches to around 80 inland.
Tuesday Night... Low clouds and fog developing. Lows in the mid to upper 50s.
Wednesday... Areas of low clouds and fog in the morning then partly cloudy. Highs from the mid 60s to around 70 at The beaches to the mid 70s to around 80 inland.
Wednesday Night... Mostly cloudy. Lows in the mid to upper 50s.
Thursday... Mostly cloudy in the morning then partly cloudy. Highs from the mid 60s to around 70 at The beaches to the mid 70s to around 80 inland.
Thursday Night... Partly cloudy in the evening then mostly cloudy. Lows in the mid to upper 50s.
Friday... Mostly cloudy in the morning then sunny. Highs from the mid 60s to around 70 at The beaches to the mid 70s to around 80 inland.
Friday Night... Partly cloudy in the evening then mostly cloudy. Lows in the mid to upper 50s.
POP = Probability of Precipitation
Arroyo Grande Radar Loop
Use the map search tool if you want to place a location marker on the radar map...