Casmalia, CA Weather & Growing Conditions
Today
78°F
Patchy Fog then Mostly Sunny
Patchy fog before 11am. Mostly sunny, with a high near 78. West northwest wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Patchy Fog then Mostly Sunny | 0 to 10 mph WNW | 1% |
| Tonight | 54°F | Patchy Fog | 0 to 5 mph NNW | 1% |
| Wednesday | 78°F | Patchy Fog then Mostly Sunny | 0 to 10 mph WNW | 0% |
| Wednesday Night | 55°F | Patchy Fog | 5 to 10 mph NW | 0% |
| Thursday | 79°F | Patchy Fog then Mostly Sunny | 0 to 10 mph NW | 0% |
| Thursday Night | 57°F | Patchy Fog | 0 to 10 mph NW | 0% |
| Friday | 78°F | Patchy Fog then Mostly Sunny | 0 to 5 mph WNW | 0% |
| Friday Night | 59°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Saturday | 79°F | Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 59°F | Mostly Clear | 0 to 5 mph WNW | 0% |
| Sunday | 79°F | Sunny | 0 to 5 mph W | 0% |
| Sunday Night | 58°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Monday | 76°F | Sunny | 0 to 10 mph WNW | 1% |
| Monday Night | 57°F | Partly Cloudy | 0 to 10 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Casmalia, CA
Last spring frost
Feb 4
First fall frost
Dec 13
Growing season
315 days
Hardiness zone
10a
Explore more for Casmalia, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Santa Maria Public Ap, Ca (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.