Harman US

Deer Park, CA Weather & Growing Conditions

Overnight
55°F
Mostly Clear
Mostly clear, with a low around 55. Wind around 0 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 55°F Mostly Clear 0 mph 0%
Saturday 88°F Sunny 0 to 6 mph WSW 0%
Saturday Night 55°F Partly Cloudy 0 to 3 mph W 0%
Sunday 82°F Mostly Cloudy 0 to 3 mph SSW 0%
Sunday Night 52°F Mostly Cloudy 0 to 3 mph SSW 0%
Monday 84°F Patchy Fog then Mostly Sunny 0 to 6 mph SW 0%
Monday Night 52°F Mostly Clear 0 to 6 mph SW 0%
Tuesday 85°F Patchy Fog then Sunny 0 to 5 mph SW 0%
Tuesday Night 54°F Mostly Clear 0 to 5 mph WNW 0%
Wednesday 91°F Sunny 3 mph N 0%
Wednesday Night 59°F Mostly Clear 0 to 3 mph NW 0%
Thursday 92°F Sunny 1 to 6 mph WSW 0%
Thursday Night 57°F Partly Cloudy 1 to 6 mph WNW 0%
Friday 85°F Mostly Sunny 1 to 6 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 (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.