Rosamond, CA Weather & Growing Conditions
Overnight
57°F
Clear
Clear. Low around 57, with temperatures rising to around 59 overnight. West northwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Clear | 0 mph | 0% |
| Saturday | 88°F | Sunny | 0 to 5 mph ENE | 0% |
| Saturday Night | 63°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Sunday | 88°F | Mostly Sunny | 0 to 5 mph ESE | 0% |
| Sunday Night | 63°F | Partly Cloudy | 0 to 5 mph WSW | 1% |
| Monday | 84°F | Sunny | 0 to 15 mph WSW | 3% |
| Monday Night | 60°F | Mostly Clear | 0 to 15 mph W | 3% |
| Tuesday | 88°F | Sunny | 0 to 5 mph N | 1% |
| Tuesday Night | 64°F | Clear | 0 to 5 mph NNW | 0% |
| Wednesday | 92°F | Sunny | 0 to 10 mph NE | 1% |
| Wednesday Night | 66°F | Clear | 0 to 5 mph NE | 1% |
| Thursday | 92°F | Sunny | 0 to 10 mph E | 3% |
| Thursday Night | 66°F | Mostly Clear | 0 mph | 3% |
| Friday | 91°F | Sunny | 0 to 15 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rosamond, CA
Last spring frost
Apr 3
First fall frost
Nov 1
Growing season
211 days
Hardiness zone
8b
Explore more for Rosamond, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Lancaster Wm J Fox Fld, Ca (11.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.