Joshua Tree, CA Weather & Growing Conditions
Overnight
81°F
Mostly Clear
Mostly clear. Low around 81, with temperatures rising to around 83 overnight. West southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 81°F | Mostly Clear | 3 mph WSW | 0% |
| Tuesday | 107°F | Sunny | 1 to 10 mph SSW | 1% |
| Tuesday Night | 82°F | Mostly Clear | 2 to 12 mph SW | 1% |
| Wednesday | 106°F | Sunny | 2 to 7 mph S | 0% |
| Wednesday Night | 82°F | Mostly Clear | 2 to 10 mph SW | 0% |
| Thursday | 106°F | Sunny | 5 mph S | 1% |
| Thursday Night | 83°F | Mostly Clear | 2 to 7 mph SW | 1% |
| Friday | 107°F | Sunny | 3 mph S | 5% |
| Friday Night | 84°F | Mostly Clear | 2 to 7 mph SW | 2% |
| Saturday | 108°F | Sunny | 2 to 6 mph S | 4% |
| Saturday Night | 84°F | Mostly Clear | 3 to 10 mph SW | 3% |
| Sunday | 105°F | Sunny | 3 to 12 mph S | 6% |
| Sunday Night | 81°F | Mostly Clear | 5 to 14 mph SSW | 3% |
| Monday | 103°F | Slight Chance Showers And Thunderstorms | 5 to 13 mph S | 10% |
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 Aug 4, 2026.