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Planting calendar for ZIP 92129 (San Diego, CA)

When to plant vegetables in San Diego, CA (USDA hardiness zone 10a). Typical last spring frost around Jan 5, 2026 20 days year to year), first fall frost around Jan 2, 202619 days).

Playing it safe? Spring frost holds off until about Jan 30, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full San Diego, CA planting calendar for dates typical of the whole city.

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Month by month in San Diego, CA

January

February

October

November

December

Understand your frost dates

Frost dates for ZIP 92129: NOAA 1991-2020 normals (USC00047248 RANCHO BERNARDO, CA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.