Riverside, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverside, a city in Riverside County, California.
This Afternoon
83°F
Sunny
Sunny, with a high near 83. West wind 5 to 10 mph.
7-day forecast for Riverside
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Sunny | 5 to 10 mph W | 0% |
| Tonight | 62°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Saturday | 87°F | Sunny | 0 to 10 mph W | 0% |
| Saturday Night | 64°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Sunday | 84°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Sunday Night | 64°F | Mostly Cloudy | 0 to 10 mph W | 2% |
| Monday | 81°F | Mostly Sunny | 0 to 10 mph SW | 2% |
| Monday Night | 62°F | Mostly Clear | 0 to 10 mph W | 1% |
| Tuesday | 85°F | Sunny | 0 to 10 mph W | 0% |
| Tuesday Night | 64°F | Clear | 0 to 10 mph NW | 0% |
| Wednesday | 94°F | Sunny | 0 to 10 mph NW | 1% |
| Wednesday Night | 68°F | Mostly Clear | 0 to 10 mph W | 3% |
| Thursday | 95°F | Sunny | 0 to 5 mph W | 5% |
| Thursday Night | 69°F | Mostly Clear | 0 to 5 mph W | 2% |
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
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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 Sep 18, 2026.