Lake Isabella, CA Weather & Growing Conditions
Tonight
55°F
Clear
Clear. Low around 55, with temperatures rising to around 57 overnight. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Clear | 5 to 15 mph SW | 1% |
| Saturday | 80°F | Sunny | 0 to 10 mph WSW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 5 to 10 mph SE | 0% |
| Sunday | 81°F | Partly Sunny | 0 to 15 mph ESE | 0% |
| Sunday Night | 59°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Monday | 77°F | Mostly Sunny | 5 to 15 mph W | 5% |
| Monday Night | 58°F | Mostly Clear | 5 to 15 mph WNW | 5% |
| Tuesday | 79°F | Sunny | 5 to 15 mph NW | 2% |
| Tuesday Night | 60°F | Mostly Clear | 5 to 15 mph NNW | 0% |
| Wednesday | 83°F | Sunny | 5 to 15 mph E | 1% |
| Wednesday Night | 63°F | Mostly Clear | 5 to 10 mph E | 1% |
| Thursday | 84°F | Sunny | 10 to 15 mph ESE | 2% |
| Thursday Night | 64°F | Mostly Clear | 5 to 15 mph E | 1% |
| Friday | 83°F | Sunny | 5 to 15 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lake Isabella, CA
Last spring frost
Apr 5
First fall frost
Nov 3
Growing season
212 days
Hardiness zone
9a
Explore more for Lake Isabella, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, S Lake Fs, Ca (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.