Piñon Hills, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Piñon Hills, a community in San Bernardino County, California.
This Afternoon
77°F
Sunny
Sunny, with a high near 77. Northwest wind around 10 mph.
7-day forecast for Piñon Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 10 mph NW | 0% |
| Tonight | 58°F | Clear | 0 to 5 mph W | 0% |
| Saturday | 81°F | Sunny | 0 to 10 mph NE | 0% |
| Saturday Night | 64°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Sunday | 81°F | Mostly Sunny | 0 to 10 mph SE | 0% |
| Sunday Night | 62°F | Partly Cloudy | 0 mph | 1% |
| Monday | 77°F | Sunny | 0 to 5 mph SW | 4% |
| Monday Night | 59°F | Mostly Clear | 0 to 5 mph SW | 4% |
| Tuesday | 79°F | Sunny | 0 to 15 mph N | 1% |
| Tuesday Night | 63°F | Clear | 0 to 10 mph NW | 1% |
| Wednesday | 83°F | Sunny | 0 to 15 mph E | 3% |
| Wednesday Night | 66°F | Mostly Clear | 0 to 15 mph SE | 2% |
| Thursday | 85°F | Sunny | 0 to 10 mph SE | 5% |
| Thursday Night | 68°F | Mostly Clear | 0 to 5 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Piñon Hills (34.446, -117.624). Updated through the day.
Growing snapshot for Piñon Hills
Last spring frost
May 16
First fall frost
Oct 13
Growing season
151 days
Hardiness zone
8b
More local growing data for Piñon Hills: nearby ZIP 92372 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Wrightwood, Ca (6 mi from Piñon Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.