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Santee, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Santee, a city in San Diego County, California.

This Afternoon
81°F
Sunny
Sunny, with a high near 81. West wind around 10 mph.

7-day forecast for Santee

WhenTempForecastWindPrecip
This Afternoon 81°F Sunny 10 mph W 1%
Tonight 62°F Partly Cloudy 0 to 10 mph NW 1%
Saturday 83°F Mostly Sunny 0 to 10 mph NW 0%
Saturday Night 62°F Partly Cloudy 0 to 5 mph N 0%
Sunday 81°F Partly Sunny 0 to 10 mph S 0%
Sunday Night 64°F Mostly Cloudy 0 to 5 mph SW 2%
Monday 79°F Mostly Sunny 0 to 10 mph SW 2%
Monday Night 62°F Mostly Clear 0 to 10 mph N 0%
Tuesday 81°F Sunny 0 to 10 mph N 0%
Tuesday Night 63°F Mostly Clear 0 to 10 mph NW 0%
Wednesday 87°F Sunny 0 to 10 mph NW 2%
Wednesday Night 65°F Mostly Clear 0 to 10 mph NW 2%
Thursday 89°F Sunny 0 to 10 mph NW 3%
Thursday Night 67°F Mostly Clear 0 to 5 mph NW 1%

Forecast source: National Weather Service (api.weather.gov) for Santee (32.855, -116.986). Updated through the day.

Growing snapshot for Santee

Last spring frost
Jan 6
First fall frost
Dec 21
Growing season
350 days
Hardiness zone
10a

More local growing data for Santee: nearby ZIP 92071 weather · frost dates · planting calendar · California frost dates

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