Joshua Tree, CA Weather & Growing Conditions
Overnight
69°F
Mostly Clear
Mostly clear. Low around 69, with temperatures rising to around 71 overnight. South southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Mostly Clear | 5 mph SSW | 0% |
| Saturday | 91°F | Sunny | 0 to 7 mph NNW | 0% |
| Saturday Night | 72°F | Mostly Clear | 1 mph WSW | 0% |
| Sunday | 92°F | Mostly Sunny | 1 to 8 mph SSE | 0% |
| Sunday Night | 72°F | Partly Cloudy | 1 to 7 mph SW | 1% |
| Monday | 88°F | Sunny | 1 to 9 mph S | 1% |
| Monday Night | 68°F | Clear | 5 to 8 mph WSW | 1% |
| Tuesday | 87°F | Sunny | 1 to 9 mph N | 0% |
| Tuesday Night | 70°F | Clear | 0 to 5 mph NNW | 1% |
| Wednesday | 91°F | Sunny | 2 to 7 mph ENE | 1% |
| Wednesday Night | 71°F | Clear | 0 to 5 mph W | 2% |
| Thursday | 93°F | Sunny | 1 to 8 mph E | 6% |
| Thursday Night | 72°F | Mostly Clear | 2 to 8 mph SSW | 8% |
| Friday | 93°F | Sunny | 2 to 8 mph S | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Joshua Tree, CA
Last spring frost
Feb 28
First fall frost
Dec 1
Growing season
273 days
Hardiness zone
9a
Explore more for Joshua Tree, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Joshua Tree, Ca (0.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.