Jacumba, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jacumba, a community in San Diego County, California.
Overnight
72°F
Mostly Clear
Mostly clear, with a low around 72. South wind around 5 mph.
7-day forecast for Jacumba
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 101°F | Sunny | 5 to 15 mph SW | 3% |
| Tuesday Night | 70°F | Mostly Clear | 0 to 15 mph S | 2% |
| Wednesday | 99°F | Sunny | 0 to 15 mph SW | 7% |
| Wednesday Night | 70°F | Mostly Clear | 0 to 15 mph SW | 3% |
| Thursday | 99°F | Sunny | 0 to 10 mph NW | 7% |
| Thursday Night | 71°F | Mostly Clear | 5 to 10 mph SW | 4% |
| Friday | 100°F | Sunny | 5 to 15 mph W | 5% |
| Friday Night | 72°F | Mostly Clear | 5 to 15 mph SW | 1% |
| Saturday | 102°F | Sunny | 5 to 10 mph W | 6% |
| Saturday Night | 73°F | Mostly Clear | 0 to 10 mph SW | 1% |
| Sunday | 100°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 16% |
| Sunday Night | 71°F | Mostly Clear | 0 to 10 mph SW | 6% |
| Monday | 97°F | Slight Chance Showers And Thunderstorms | 0 to 15 mph SW | 20% |
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 Aug 4, 2026.