Hesperia, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hesperia, a city in San Bernardino County, California.
Overnight
70°F
Clear
Clear, with a low around 70. Southwest wind around 10 mph.
7-day forecast for Hesperia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Clear | 10 mph SW | 0% |
| Tuesday | 97°F | Sunny | 10 to 20 mph SW | 0% |
| Tuesday Night | 70°F | Clear | 10 to 20 mph SW | 0% |
| Wednesday | 96°F | Sunny | 10 to 20 mph SW | 0% |
| Wednesday Night | 71°F | Mostly Clear | 5 to 20 mph SW | 0% |
| Thursday | 97°F | Sunny | 5 to 15 mph SW | 1% |
| Thursday Night | 71°F | Mostly Clear | 5 to 15 mph S | 1% |
| Friday | 98°F | Sunny | 5 to 15 mph SW | 2% |
| Friday Night | 72°F | Mostly Clear | 5 to 15 mph S | 2% |
| Saturday | 98°F | Sunny | 5 to 15 mph SW | 5% |
| Saturday Night | 72°F | Mostly Clear | 5 to 15 mph S | 4% |
| Sunday | 96°F | Sunny | 5 to 20 mph S | 5% |
| Sunday Night | 70°F | Mostly Clear | 10 to 20 mph S | 1% |
| Monday | 92°F | Sunny | 10 to 20 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Hesperia (34.397, -117.315). Updated through the day.
Growing snapshot for Hesperia
Last spring frost
Feb 28
First fall frost
Dec 1
Growing season
270 days
Hardiness zone
8b
More local growing data for Hesperia: nearby ZIP 92345 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Hesperia 2E, Ca (4.9 mi from Hesperia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.