Barstow, CA Weather & Growing Conditions
Today
107°F
Sunny
Sunny, with a high near 107. West wind 10 to 17 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 107°F | Sunny | 10 to 17 mph W | 0% |
| Tonight | 74°F | Clear | 12 to 18 mph W | 0% |
| Wednesday | 107°F | Sunny | 10 mph W | 0% |
| Wednesday Night | 75°F | Mostly Clear | 10 to 16 mph WSW | 0% |
| Thursday | 108°F | Sunny | 9 mph W | 2% |
| Thursday Night | 75°F | Mostly Clear | 10 to 15 mph WSW | 2% |
| Friday | 108°F | Sunny | 6 to 10 mph W | 0% |
| Friday Night | 77°F | Mostly Clear | 12 to 15 mph WSW | 0% |
| Saturday | 108°F | Sunny | 8 to 12 mph WSW | 2% |
| Saturday Night | 77°F | Mostly Clear | 10 to 18 mph WSW | 2% |
| Sunday | 107°F | Sunny | 10 to 16 mph SW | 5% |
| Sunday Night | 75°F | Mostly Clear | 12 to 18 mph SW | 5% |
| Monday | 103°F | Sunny | 10 to 20 mph WSW | 9% |
| Monday Night | 72°F | Mostly Clear | 13 to 21 mph WSW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Barstow, CA
Last spring frost
Feb 22
First fall frost
Nov 23
Growing season
271 days
Hardiness zone
9a
Explore more for Barstow, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Barstow, Ca (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.