Bloomington, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bloomington, a community in San Bernardino County, California.
Tonight
62°F
Mostly Clear
Mostly clear, with a low around 62. West wind 0 to 10 mph.
7-day forecast for Bloomington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 62°F | Mostly Clear | 0 to 10 mph W | 1% |
| Saturday | 88°F | Sunny | 0 to 10 mph W | 0% |
| Saturday Night | 64°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Sunday | 85°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Sunday Night | 64°F | Mostly Cloudy | 0 to 5 mph SW | 1% |
| Monday | 82°F | Mostly Sunny | 0 to 10 mph SW | 1% |
| Monday Night | 62°F | Mostly Clear | 0 to 10 mph W | 1% |
| Tuesday | 86°F | Sunny | 0 to 5 mph W | 0% |
| Tuesday Night | 65°F | Clear | 0 to 5 mph NW | 0% |
| Wednesday | 95°F | Sunny | 0 to 10 mph NW | 1% |
| Wednesday Night | 68°F | Mostly Clear | 0 to 10 mph NW | 3% |
| Thursday | 95°F | Sunny | 0 to 5 mph NW | 4% |
| Thursday Night | 69°F | Mostly Clear | 0 to 5 mph W | 2% |
| Friday | 94°F | Sunny | 0 to 10 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Bloomington (34.060, -117.401). Updated through the day.
Growing snapshot for Bloomington
Last spring frost
Jan 10
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
More local growing data for Bloomington: nearby ZIP 92316 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Riverside Citrus Exp, Ca (6.5 mi from Bloomington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.