Jacumba, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jacumba, a community in San Diego County, California.
Overnight
48°F
Mostly Clear
Mostly clear, with a low around 48. Southwest wind around 5 mph.
7-day forecast for Jacumba
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Clear | 5 mph SW | 1% |
| Wednesday | 69°F | Sunny | 5 to 10 mph W | 1% |
| Wednesday Night | 50°F | Mostly Clear | 0 mph | 0% |
| Thursday | 69°F | Mostly Sunny | 0 to 10 mph NE | 0% |
| Thursday Night | 51°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Friday | 70°F | Sunny | 5 to 20 mph NE | 0% |
| Friday Night | 53°F | Clear | 5 to 10 mph NE | 0% |
| Saturday | 71°F | Sunny | 5 to 20 mph NE | 0% |
| Saturday Night | 53°F | Mostly Clear | 5 to 15 mph NE | 0% |
| Sunday | 71°F | Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 53°F | Mostly Clear | 0 to 10 mph NE | 1% |
| Monday | 72°F | Sunny | 0 to 10 mph NE | 1% |
| Monday Night | 52°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 73°F | Sunny | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Jacumba (32.636, -116.191). Updated through the day.
Growing snapshot for Jacumba
Last spring frost
Apr 29
First fall frost
Nov 1
Growing season
184 days
Hardiness zone
9b
More local growing data for Jacumba: nearby ZIP 91934 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Campo Asos, Ca (18.4 mi from Jacumba). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.