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Planting calendar for ZIP 94901 (San Rafael, CA)

When to plant vegetables in San Rafael, CA (USDA hardiness zone 10a). Typical last spring frost around Jan 16, 2026 26 days year to year), first fall frost around Dec 18, 202620 days).

Playing it safe? Spring frost holds off until about Feb 18, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

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

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Month by month in San Rafael, CA

January

February

March

September

October

November

December

Understand your frost dates

Frost dates for ZIP 94901: NOAA 1991-2020 normals (USC00044500 KENTFIELD, CA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.