Upland, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Upland, a city in San Bernardino County, California.
This Afternoon
81°F
Sunny
Sunny, with a high near 81. West wind around 10 mph.
7-day forecast for Upland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Sunny | 10 mph W | 0% |
| Tonight | 61°F | Mostly Clear | 0 to 10 mph W | 0% |
| Saturday | 85°F | Sunny | 0 to 10 mph W | 0% |
| Saturday Night | 63°F | Mostly Clear | 0 to 10 mph NW | 0% |
| Sunday | 83°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Sunday Night | 62°F | Partly Cloudy | 0 to 10 mph SW | 1% |
| Monday | 79°F | Sunny | 0 to 10 mph SW | 1% |
| Monday Night | 60°F | Mostly Clear | 0 to 10 mph W | 1% |
| Tuesday | 83°F | Sunny | 0 to 10 mph W | 0% |
| Tuesday Night | 64°F | Clear | 0 to 10 mph W | 0% |
| Wednesday | 91°F | Sunny | 0 to 10 mph W | 2% |
| Wednesday Night | 67°F | Mostly Clear | 0 to 10 mph NW | 3% |
| Thursday | 91°F | Sunny | 5 mph W | 3% |
| Thursday Night | 68°F | Mostly Clear | 0 to 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Upland (34.116, -117.660). Updated through the day.
Growing snapshot for Upland
Last spring frost
Jan 4
First fall frost
Dec 30
Growing season
365 days
Hardiness zone
10a
More local growing data for Upland: nearby ZIP 91786 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Ontario Intl Ap, Ca (4.9 mi from Upland). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.