Calistoga, CA Weather & Growing Conditions
Tonight
45°F
Chance Light Rain then Mostly Cloudy
A chance of rain before 9pm. Mostly cloudy, with a low around 45. Northeast wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Chance Light Rain then Mostly Cloudy | 5 to 9 mph NE | 38% |
| Wednesday | 57°F | Sunny | 2 to 9 mph NW | 1% |
| Wednesday Night | 47°F | Partly Cloudy | 7 mph NNW | 0% |
| Thursday | 62°F | Sunny | 2 to 8 mph NW | 0% |
| Thursday Night | 51°F | Mostly Clear | 2 mph NNW | 0% |
| Friday | 64°F | Sunny | 0 to 3 mph WNW | 0% |
| Friday Night | 53°F | Mostly Clear | 1 to 5 mph N | 0% |
| Saturday | 65°F | Sunny | 2 to 6 mph ESE | 0% |
| Saturday Night | 52°F | Mostly Clear | 1 to 5 mph NW | 0% |
| Sunday | 64°F | Mostly Sunny | 1 to 5 mph NW | 0% |
| Sunday Night | 53°F | Partly Cloudy | 0 to 3 mph NW | 0% |
| Monday | 60°F | Partly Sunny | 5 mph WNW | 2% |
| Monday Night | 52°F | Partly Cloudy | 3 mph NW | 4% |
| Tuesday | 61°F | Mostly Sunny then Slight Chance Light Rain | 3 mph SW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Calistoga, CA
Last spring frost
Mar 2
First fall frost
Nov 23
Growing season
263 days
Hardiness zone
9b
Explore more for Calistoga, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Calistoga, Ca (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.