Fort Irwin, CA Weather & Growing Conditions
Today
102°F
Sunny
Sunny, with a high near 102. West southwest wind 8 to 14 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 102°F | Sunny | 8 to 14 mph WSW | 0% |
| Tonight | 78°F | Clear | 17 mph WSW | 0% |
| Wednesday | 101°F | Sunny | 7 to 12 mph SW | 0% |
| Wednesday Night | 78°F | Clear | 10 to 14 mph WSW | 0% |
| Thursday | 101°F | Sunny | 6 to 10 mph SW | 0% |
| Thursday Night | 79°F | Mostly Clear | 7 to 14 mph SW | 0% |
| Friday | 101°F | Sunny | 6 to 10 mph SW | 1% |
| Friday Night | 80°F | Clear | 8 to 14 mph SW | 1% |
| Saturday | 103°F | Sunny | 6 to 10 mph SW | 4% |
| Saturday Night | 80°F | Mostly Clear | 10 to 14 mph SW | 4% |
| Sunday | 101°F | Sunny | 9 to 14 mph SSW | 3% |
| Sunday Night | 78°F | Mostly Clear | 14 to 18 mph SW | 3% |
| Monday | 98°F | Mostly Sunny | 12 to 17 mph SSW | 7% |
| Monday Night | 75°F | Mostly Clear | 15 to 21 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fort Irwin, CA
Last spring frost
Feb 19
First fall frost
Nov 26
Growing season
279 days
Hardiness zone
9a
Explore more for Fort Irwin, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Barstow Daggett Ap, Ca (33.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.