Kelseyville, CA Weather & Growing Conditions
Tonight
53°F
Mostly Clear
Mostly clear. Low around 53, with temperatures rising to around 57 overnight. West wind 1 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Mostly Clear | 1 to 9 mph W | 0% |
| Saturday | 90°F | Sunny | 1 to 7 mph WNW | 0% |
| Saturday Night | 55°F | Partly Cloudy | 1 to 7 mph NW | 0% |
| Sunday | 88°F | Partly Sunny | 1 to 6 mph SSW | 0% |
| Sunday Night | 56°F | Partly Cloudy | 1 to 6 mph NW | 0% |
| Monday | 90°F | Sunny | 0 to 8 mph W | 0% |
| Monday Night | 56°F | Mostly Clear | 1 to 8 mph WNW | 0% |
| Tuesday | 92°F | Sunny | 0 to 8 mph W | 0% |
| Tuesday Night | 56°F | Mostly Clear | 1 to 8 mph NW | 0% |
| Wednesday | 94°F | Sunny | 1 to 6 mph SE | 0% |
| Wednesday Night | 59°F | Mostly Clear | 0 to 6 mph NW | 0% |
| Thursday | 93°F | Sunny | 0 to 8 mph SSW | 0% |
| Thursday Night | 57°F | Partly Cloudy | 1 to 8 mph WNW | 0% |
| Friday | 86°F | Sunny | 1 to 8 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kelseyville, CA
Last spring frost
Feb 25
First fall frost
Dec 3
Growing season
279 days
Hardiness zone
8b
Explore more for Kelseyville, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Cloverdale, Ca (16.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.