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Oceanside, CA Weather & Growing Conditions

Today
77°F
Sunny
Sunny, with a high near 77. West wind 0 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 77°F Sunny 0 to 10 mph W 1%
Tonight 64°F Mostly Cloudy 0 to 5 mph SE 1%
Sunday 76°F Partly Sunny 0 to 10 mph SW 3%
Sunday Night 65°F Mostly Cloudy 0 to 5 mph S 3%
Monday 75°F Partly Sunny 5 to 10 mph S 1%
Monday Night 64°F Mostly Cloudy 0 to 5 mph NW 1%
Tuesday 75°F Mostly Sunny 5 to 10 mph W 0%
Tuesday Night 65°F Partly Cloudy 0 to 10 mph NW 0%
Wednesday 78°F Mostly Sunny 0 to 10 mph N 0%
Wednesday Night 66°F Partly Cloudy 0 to 5 mph NW 0%
Thursday 80°F Mostly Sunny 0 to 10 mph W 1%
Thursday Night 67°F Partly Cloudy 0 to 5 mph NW 3%
Friday 81°F Mostly Sunny 0 to 10 mph W 3%
Friday Night 68°F Partly Cloudy 5 mph NW 0%

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

Growing snapshot for Oceanside, CA

Last spring frost
Jan 23
First fall frost
Dec 11
Growing season
325 days
Hardiness zone
10a

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

Climate data from the nearest NOAA station, Oceanside Muni Ap, Ca (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.