Harman US

Running Springs, CA Weather & Growing Conditions

Today
72°F
Sunny
Sunny, with a high near 72. South wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 72°F Sunny 0 to 5 mph S 0%
Tonight 56°F Mostly Clear 0 to 5 mph E 0%
Sunday 71°F Mostly Sunny 5 mph S 0%
Sunday Night 57°F Partly Cloudy 0 to 5 mph SE 3%
Monday 65°F Mostly Sunny 0 to 5 mph S 3%
Monday Night 52°F Mostly Clear 0 mph 2%
Tuesday 68°F Sunny 0 mph 1%
Tuesday Night 56°F Clear 0 to 5 mph NE 0%
Wednesday 74°F Sunny 0 to 10 mph S 3%
Wednesday Night 59°F Clear 0 to 5 mph SE 0%
Thursday 75°F Sunny 0 to 5 mph SE 6%
Thursday Night 60°F Mostly Clear 0 mph 6%
Friday 73°F Sunny 0 to 5 mph S 6%
Friday Night 60°F Mostly Clear 0 to 5 mph S 2%

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

Growing snapshot for Running Springs, CA

Last spring frost
May 5
First fall frost
Nov 2
Growing season
176 days
Hardiness zone
8a

Explore more for Running Springs, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Lake Arrowhead, Ca (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.