Harman US

Monument Hills, CA Weather & Growing Conditions

Today
93°F
Sunny
Sunny, with a high near 93. North northeast wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 93°F Sunny 2 mph NNE 0%
Tonight 56°F Partly Cloudy 3 mph SSE 0%
Sunday 86°F Partly Sunny 1 to 5 mph ESE 0%
Sunday Night 57°F Mostly Cloudy 1 to 5 mph SSW 0%
Monday 90°F Mostly Sunny 1 to 7 mph S 0%
Monday Night 55°F Mostly Clear 0 to 7 mph S 0%
Tuesday 90°F Sunny 0 to 5 mph S 0%
Tuesday Night 56°F Clear 0 to 5 mph S 0%
Wednesday 94°F Sunny 1 mph N 0%
Wednesday Night 60°F Mostly Clear 0 mph 0%
Thursday 96°F Sunny 0 to 3 mph NW 0%
Thursday Night 59°F Mostly Clear 3 mph SSW 0%
Friday 91°F Sunny 1 to 6 mph SSW 1%
Friday Night 57°F Partly Cloudy 1 to 6 mph SSW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Monument Hills, CA

Last spring frost
Feb 7
First fall frost
Dec 5
Growing season
301 days
Hardiness zone
9b

Explore more for Monument Hills, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Woodland 1 Wnw, Ca (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.