Corona, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Corona, a city in Riverside County, California.
Today
94°F
Sunny
Sunny, with a high near 94. Northwest wind 0 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Corona
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 10 mph NW | 0% |
| Tonight | 66°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Wednesday | 95°F | Sunny | 0 to 10 mph NW | 0% |
| Wednesday Night | 66°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Thursday | 95°F | Sunny | 0 to 10 mph SW | 1% |
| Thursday Night | 67°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Friday | 95°F | Sunny | 0 to 10 mph W | 0% |
| Friday Night | 68°F | Mostly Clear | 0 to 10 mph W | 0% |
| Saturday | 98°F | Sunny | 0 to 10 mph W | 0% |
| Saturday Night | 68°F | Mostly Clear | 0 to 10 mph W | 0% |
| Sunday | 97°F | Sunny | 0 to 10 mph W | 0% |
| Sunday Night | 67°F | Mostly Clear | 0 to 10 mph SW | 1% |
| Monday | 94°F | Sunny | 0 to 10 mph SW | 2% |
| Monday Night | 66°F | Mostly Clear | 0 to 10 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Corona (33.862, -117.565). Updated through the day.
Growing snapshot for Corona
Last spring frost
Jan 17
First fall frost
Dec 19
Growing season
335 days
Hardiness zone
10a
More local growing data for Corona: nearby ZIP 92882 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Chino Ap, Ca (8 mi from Corona). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.