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Planting calendar for ZIP 36528 (Dauphin Island, AL)

When to plant vegetables in Dauphin Island, AL (USDA hardiness zone 9b). Typical last spring frost around Jan 31, 2026 22 days year to year), first fall frost around Jan 6, 202620 days).

Playing it safe? Spring frost holds off until about Feb 28, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Dauphin Island, AL planting calendar for dates typical of the whole city.

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Month by month in Dauphin Island, AL

January

February

March

October

November

December

Understand your frost dates

Frost dates for ZIP 36528: NOAA 1991-2020 normals (USC00012172 DAUPHIN IS #2, AL US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.