Oceanside, CA Weather & Growing Conditions
Overnight
62°F
Partly Cloudy
Partly cloudy, with a low around 62. Northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Saturday | 77°F | Mostly Sunny | 0 to 10 mph NW | 1% |
| Saturday Night | 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% |
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.