Oceanside, CA Weather & Growing Conditions
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. North wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 0 to 5 mph N | 8% |
| Wednesday | 75°F | Sunny | 0 to 5 mph W | 2% |
| Wednesday Night | 57°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Thursday | 78°F | Sunny | 0 to 5 mph SW | 0% |
| Thursday Night | 59°F | Mostly Clear | 0 to 5 mph N | 0% |
| Friday | 82°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 60°F | Mostly Clear | 5 to 10 mph N | 0% |
| Saturday | 86°F | Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 62°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Sunday | 88°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 65°F | Partly Cloudy | 5 mph NE | 0% |
| Monday | 84°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Monday Night | 63°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Tuesday | 82°F | Mostly Sunny | 0 to 5 mph W | 2% |
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 (3.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.