Alta Sierra, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alta Sierra, a community in Kern County, California.
Tonight
51°F
Clear
Clear, with a low around 51. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Alta Sierra
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Clear | 5 to 10 mph WNW | 2% |
| Saturday | 73°F | Sunny | 0 to 15 mph WSW | 0% |
| Saturday Night | 57°F | Partly Cloudy | 5 to 15 mph NNE | 0% |
| Sunday | 74°F | Partly Sunny | 0 to 15 mph SSE | 0% |
| Sunday Night | 58°F | Mostly Cloudy | 5 to 10 mph NNW | 1% |
| Monday | 70°F | Mostly Sunny | 0 to 10 mph WNW | 4% |
| Monday Night | 55°F | Mostly Clear | 5 to 10 mph NNW | 4% |
| Tuesday | 71°F | Sunny | 0 to 10 mph WNW | 2% |
| Tuesday Night | 57°F | Mostly Clear | 5 to 15 mph N | 0% |
| Wednesday | 77°F | Sunny | 0 to 15 mph SE | 2% |
| Wednesday Night | 61°F | Mostly Clear | 10 to 15 mph NE | 1% |
| Thursday | 78°F | Sunny | 5 to 20 mph SE | 3% |
| Thursday Night | 62°F | Mostly Clear | 10 mph NNE | 1% |
| Friday | 76°F | Sunny | 0 to 10 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Alta Sierra (35.726, -118.545). Updated through the day.
Growing snapshot for Alta Sierra
Last spring frost
Apr 7
First fall frost
Nov 11
Growing season
217 days
Hardiness zone
8b
More local growing data for Alta Sierra: nearby ZIP 93285 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Arvin
Bakersfield
Bakersfield Country Club
Bear Valley Springs
Benton Park
Bodfish
Boron
Buttonwillow
California City
Casa Loma
Cherokee Strip
China Lake Acres
Choctaw Valley
Cottonwood
Delano
Derby Acres
Di Giorgio
Dustin Acres
East Bakersfield
East Niles
Edison
Edmundson Acres
Edwards AFB
El Adobe
Fairfax
Fellows
Ford City
Fuller Acres
Glennville
Golden Hills
Climate data from the nearest NOAA station, Kern River Ph 3, Ca (3.9 mi from Alta Sierra). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.