Fairhaven, CA Weather & Growing Conditions
Tonight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. South wind 2 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Partly Cloudy | 2 to 7 mph S | 2% |
| Wednesday | 58°F | Mostly Cloudy then Slight Chance Light Rain | 2 to 6 mph SW | 19% |
| Wednesday Night | 50°F | Slight Chance Light Rain then Patchy Fog | 3 to 8 mph N | 19% |
| Thursday | 58°F | Mostly Sunny | 9 mph N | 1% |
| Thursday Night | 48°F | Mostly Cloudy | 2 to 9 mph NNE | 0% |
| Friday | 59°F | Partly Sunny | 1 to 5 mph NNE | 0% |
| Friday Night | 50°F | Partly Cloudy | 5 mph NE | 0% |
| Saturday | 60°F | Partly Sunny | 3 mph S | 2% |
| Saturday Night | 52°F | Mostly Cloudy then Slight Chance Light Rain | 3 to 7 mph S | 23% |
| Sunday | 59°F | Slight Chance Light Rain | 1 to 6 mph ENE | 23% |
| Sunday Night | 52°F | Mostly Cloudy then Slight Chance Light Rain | 3 mph ENE | 19% |
| Monday | 58°F | Slight Chance Light Rain | 5 mph S | 19% |
| Monday Night | 50°F | Slight Chance Light Rain | 5 mph S | 22% |
| Tuesday | 59°F | Chance Light Rain | 6 mph S | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fairhaven, CA
Last spring frost
Feb 22
First fall frost
Dec 7
Growing season
293 days
Hardiness zone
9b
Explore more for Fairhaven, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Eureka Wfo Woodley Island, Ca (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.