Harman US

Camp Pendleton Mainside, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Camp Pendleton Mainside, a community in San Diego County, California.

Tonight
60°F
Partly Cloudy
Partly cloudy, with a low around 60. Southeast wind 0 to 10 mph.

7-day forecast for Camp Pendleton Mainside

WhenTempForecastWindPrecip
Tonight 60°F Partly Cloudy 0 to 10 mph SE 0%
Saturday 79°F Sunny 0 to 10 mph NW 1%
Saturday Night 60°F Mostly Cloudy 0 to 10 mph S 1%
Sunday 77°F Partly Sunny 0 to 15 mph SE 0%
Sunday Night 62°F Mostly Cloudy 0 to 10 mph S 2%
Monday 76°F Mostly Sunny 0 to 10 mph S 0%
Monday Night 60°F Partly Cloudy 0 to 10 mph E 0%
Tuesday 78°F Sunny 0 to 10 mph W 0%
Tuesday Night 61°F Mostly Clear 0 to 10 mph NW 0%
Wednesday 84°F Sunny 0 to 10 mph NW 3%
Wednesday Night 64°F Mostly Clear 0 to 10 mph NW 3%
Thursday 86°F Mostly Sunny 0 to 10 mph N 2%
Thursday Night 66°F Partly Cloudy 0 to 5 mph NW 1%
Friday 87°F Mostly Sunny 0 to 10 mph NW 6%

Forecast source: National Weather Service (api.weather.gov) for Camp Pendleton Mainside (33.307, -117.331). Updated through the day.

Growing snapshot for Camp Pendleton Mainside

Last spring frost
Feb 16
First fall frost
Dec 8
Growing season
298 days
Hardiness zone
10a

More local growing data for Camp Pendleton Mainside: nearby ZIP 92058 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Camp Pendleton Mcas, Ca (2.5 mi from Camp Pendleton Mainside). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.