Sea Ranch, CA Weather & Growing Conditions
Today
88°F
Haze then Sunny
Haze between 7am and 8am. Sunny. High near 88, with temperatures falling to around 85 in the afternoon. West southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Haze then Sunny | 0 to 5 mph WSW | 0% |
| Tonight | 56°F | Partly Cloudy | 1 mph NNW | 0% |
| Wednesday | 85°F | Sunny | 0 to 5 mph S | 0% |
| Wednesday Night | 55°F | Mostly Clear | 1 mph WNW | 0% |
| Thursday | 84°F | Sunny | 0 to 3 mph W | 0% |
| Thursday Night | 59°F | Mostly Clear | 2 mph NW | 0% |
| Friday | 94°F | Sunny | 0 to 5 mph WNW | 0% |
| Friday Night | 63°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Saturday | 95°F | Sunny | 0 to 5 mph WNW | 0% |
| Saturday Night | 63°F | Mostly Clear | 5 mph NW | 0% |
| Sunday | 91°F | Sunny | 3 to 7 mph NW | 0% |
| Sunday Night | 58°F | Mostly Clear | 2 to 6 mph NW | 0% |
| Monday | 84°F | Sunny | 2 to 6 mph WNW | 0% |
| Monday Night | 55°F | Mostly Clear | 1 to 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sea Ranch, CA
Last spring frost
Feb 26
First fall frost
Dec 27
Growing season
310 days
Hardiness zone
9b
Explore more for Sea Ranch, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Ft Ross, Ca (14.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.