Winter Gardens, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winter Gardens, a community in San Diego County, California.
Today
89°F
Patchy Fog then Mostly Sunny
Patchy fog before 11am. Mostly sunny, with a high near 89. Southwest wind 0 to 10 mph.
7-day forecast for Winter Gardens
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SW | 0% |
| Tonight | 65°F | Patchy Fog | 0 to 10 mph SW | 0% |
| Wednesday | 88°F | Patchy Fog then Sunny | 0 to 10 mph W | 2% |
| Wednesday Night | 66°F | Mostly Clear then Patchy Fog | 0 to 5 mph S | 1% |
| Thursday | 90°F | Patchy Fog then Sunny | 0 to 10 mph SW | 1% |
| Thursday Night | 67°F | Patchy Fog | 0 to 5 mph W | 1% |
| Friday | 92°F | Patchy Fog then Sunny | 0 to 10 mph W | 1% |
| Friday Night | 67°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Saturday | 92°F | Sunny | 0 to 10 mph SW | 1% |
| Saturday Night | 67°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Sunday | 91°F | Sunny | 0 to 10 mph SW | 2% |
| Sunday Night | 66°F | Mostly Clear | 0 to 10 mph SW | 4% |
| Monday | 89°F | Sunny | 0 to 10 mph SW | 7% |
| Monday Night | 66°F | Mostly Clear | 0 to 10 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Winter Gardens (32.838, -116.927). Updated through the day.
Growing snapshot for Winter Gardens
Last spring frost
Jan 6
First fall frost
Dec 21
Growing season
350 days
Hardiness zone
10a
More local growing data for Winter Gardens: nearby ZIP 92021 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, El Cajon, Ca (3.9 mi from Winter Gardens). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.