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.
Overnight
65°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 65. South wind around 0 mph.
7-day forecast for Camp Pendleton Mainside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Patchy Fog | 0 mph | 0% |
| Tuesday | 82°F | Patchy Fog then Mostly Sunny | 0 to 15 mph S | 1% |
| Tuesday Night | 65°F | Patchy Fog | 0 to 10 mph SW | 1% |
| Wednesday | 82°F | Patchy Fog then Mostly Sunny | 0 to 15 mph SW | 0% |
| Wednesday Night | 66°F | Patchy Fog | 0 to 10 mph S | 0% |
| Thursday | 83°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 67°F | Patchy Fog | 0 to 5 mph SW | 0% |
| Friday | 85°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 0% |
| Friday Night | 66°F | Partly Cloudy | 0 to 10 mph S | 0% |
| Saturday | 85°F | Mostly Sunny | 0 to 10 mph S | 0% |
| Saturday Night | 67°F | Partly Cloudy | 0 to 10 mph S | 0% |
| Sunday | 85°F | Mostly Sunny | 0 to 10 mph S | 1% |
| Sunday Night | 66°F | Partly Cloudy | 0 to 10 mph S | 1% |
| Monday | 83°F | Mostly Sunny | 0 to 10 mph S | 5% |
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
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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 Aug 4, 2026.