Loma Linda, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Loma Linda, a city in San Bernardino County, California.
Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. Southeast wind around 5 mph.
7-day forecast for Loma Linda
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 5 mph SE | 2% |
| Wednesday | 71°F | Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 0 to 5 mph SE | 0% |
| Thursday | 76°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Thursday Night | 53°F | Partly Cloudy | 0 to 5 mph E | 0% |
| Friday | 77°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 54°F | Clear | 5 to 15 mph NE | 0% |
| Saturday | 78°F | Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 56°F | Clear | 0 to 15 mph NE | 0% |
| Sunday | 80°F | Sunny | 0 to 5 mph NE | 0% |
| Sunday Night | 57°F | Mostly Clear | 0 to 15 mph NE | 0% |
| Monday | 79°F | Sunny | 0 to 5 mph NE | 0% |
| Monday Night | 56°F | Partly Cloudy | 0 to 10 mph NE | 1% |
| Tuesday | 77°F | Mostly Sunny | 0 to 5 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov) for Loma Linda (34.043, -117.249). Updated through the day.
Growing snapshot for Loma Linda
Last spring frost
Jan 27
First fall frost
Dec 19
Growing season
329 days
Hardiness zone
10a
More local growing data for Loma Linda: nearby ZIP 92354 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Redlands, Ca (3.3 mi from Loma Linda). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.