Calimesa, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calimesa, a city in Riverside County, California.
Tonight
58°F
Mostly Clear
Mostly clear, with a low around 58. North wind 0 to 10 mph.
7-day forecast for Calimesa
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Mostly Clear | 0 to 10 mph N | 1% |
| Saturday | 86°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 62°F | Mostly Clear | 0 to 5 mph N | 0% |
| Sunday | 85°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Sunday Night | 58°F | Partly Cloudy | 0 to 5 mph W | 1% |
| Monday | 80°F | Sunny | 0 to 5 mph W | 1% |
| Monday Night | 57°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Tuesday | 84°F | Sunny | 0 to 5 mph W | 0% |
| Tuesday Night | 63°F | Clear | 0 to 5 mph N | 2% |
| Wednesday | 92°F | Sunny | 0 to 5 mph SE | 3% |
| Wednesday Night | 66°F | Mostly Clear | 0 to 5 mph N | 2% |
| Thursday | 93°F | Sunny | 5 to 10 mph SE | 6% |
| Thursday Night | 67°F | Mostly Clear | 5 mph N | 2% |
| Friday | 91°F | Sunny | 5 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Calimesa (33.987, -117.054). Updated through the day.
Growing snapshot for Calimesa
Last spring frost
Jan 27
First fall frost
Dec 19
Growing season
329 days
Hardiness zone
9b
More local growing data for Calimesa: nearby ZIP 92320 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Redlands, Ca (9 mi from Calimesa). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.