Lake Isabella, CA Weather & Growing Conditions
Overnight
44°F
Mostly Clear
Mostly clear. Low around 44, with temperatures rising to around 46 overnight. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Clear | 10 to 15 mph SW | 1% |
| Wednesday | 59°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 45°F | Partly Cloudy | 5 mph SSE | 0% |
| Thursday | 63°F | Mostly Sunny | 0 to 10 mph NNW | 0% |
| Thursday Night | 46°F | Mostly Clear | 5 to 10 mph E | 0% |
| Friday | 67°F | Sunny | 0 to 10 mph ESE | 0% |
| Friday Night | 48°F | Clear | 5 to 10 mph ESE | 0% |
| Saturday | 69°F | Sunny | 5 to 10 mph ESE | 0% |
| Saturday Night | 49°F | Mostly Clear | 5 mph ESE | 0% |
| Sunday | 69°F | Sunny | 5 mph E | 0% |
| Sunday Night | 50°F | Mostly Clear | 5 mph ESE | 0% |
| Monday | 68°F | Mostly Sunny | 0 to 10 mph ESE | 0% |
| Monday Night | 49°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Tuesday | 66°F | Sunny | 0 to 10 mph NW | 1% |
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 Nov 4, 2026.