Riverside, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverside, a city in Riverside County, California.
This Afternoon
72°F
Mostly Sunny
Mostly sunny, with a high near 72. West wind 5 to 10 mph.
7-day forecast for Riverside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Tonight | 53°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 73°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph E | 0% |
| Thursday | 78°F | Sunny | 0 to 5 mph N | 0% |
| Thursday Night | 56°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Friday | 82°F | Sunny | 5 mph NE | 0% |
| Friday Night | 57°F | Clear | 5 to 15 mph NE | 0% |
| Saturday | 84°F | Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 58°F | Clear | 0 to 15 mph NE | 0% |
| Sunday | 85°F | Sunny | 0 to 5 mph NE | 0% |
| Sunday Night | 60°F | Partly Cloudy | 0 to 10 mph NE | 0% |
| Monday | 82°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Monday Night | 59°F | Partly Cloudy | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov) for Riverside (33.938, -117.393). Updated through the day.
Growing snapshot for Riverside
Last spring frost
Jan 9
First fall frost
Dec 25
Growing season
353 days
Hardiness zone
10a
More local growing data for Riverside: nearby ZIP 92506 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
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East Hemet
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Climate data from the nearest NOAA station, Riverside Fire Stn 3, Ca (1.7 mi from Riverside). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.