Deer Park, CA Weather & Growing Conditions
Tonight
55°F
Partly Cloudy
Partly cloudy, with a low around 55. West southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Partly Cloudy | 5 mph WSW | 0% |
| Sunday | 78°F | Partly Sunny | 5 mph SW | 0% |
| Sunday Night | 54°F | Mostly Cloudy | 3 mph SW | 0% |
| Monday | 78°F | Mostly Sunny | 2 to 6 mph WSW | 0% |
| Monday Night | 52°F | Mostly Clear | 2 to 6 mph WSW | 0% |
| Tuesday | 79°F | Sunny | 2 to 6 mph SW | 0% |
| Tuesday Night | 55°F | Mostly Clear | 1 to 6 mph WSW | 0% |
| Wednesday | 85°F | Sunny | 1 to 5 mph NW | 0% |
| Wednesday Night | 60°F | Mostly Clear | 1 to 5 mph WNW | 0% |
| Thursday | 87°F | Sunny | 2 to 6 mph SSW | 0% |
| Thursday Night | 59°F | Mostly Clear | 2 to 6 mph WSW | 0% |
| Friday | 82°F | Mostly Sunny | 6 mph WSW | 1% |
| Friday Night | 55°F | Partly Cloudy | 6 mph WSW | 1% |
| Saturday | 75°F | Mostly Sunny | 3 to 7 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Deer Park, CA
Last spring frost
Apr 7
First fall frost
Dec 5
Growing season
245 days
Hardiness zone
9b
Explore more for Deer Park, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Angwin Pacific Union College, Ca (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.