Jacumba, CA Weather & Growing Conditions
Today
66°F
Sunny
Sunny, with a high near 66. West wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Sunny | 5 to 10 mph W | 1% |
| Tonight | 49°F | Mostly Clear | 0 to 5 mph E | 0% |
| Thursday | 66°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Thursday Night | 51°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Friday | 67°F | Sunny | 5 to 20 mph NE | 0% |
| Friday Night | 52°F | Clear | 5 to 10 mph NE | 0% |
| Saturday | 68°F | Sunny | 5 to 20 mph NE | 0% |
| Saturday Night | 53°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Sunday | 68°F | Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 53°F | Mostly Clear | 0 to 10 mph NE | 1% |
| Monday | 69°F | Sunny | 0 to 10 mph NE | 1% |
| Monday Night | 51°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 70°F | Sunny | 0 to 5 mph N | 1% |
| Tuesday Night | 52°F | Mostly Clear | 0 to 5 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jacumba, CA
Last spring frost
Apr 29
First fall frost
Nov 1
Growing season
184 days
Hardiness zone
9b
Explore more for Jacumba, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Campo Asos, Ca (18.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.