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Planting calendar for ZIP 60637 (Chicago, IL)

When to plant vegetables in Chicago, IL (USDA hardiness zone 6a). Typical last spring frost around Apr 10, 2026 (±11 days year to year), first fall frost around Nov 5, 2026 (±11 days).

Playing it safe? Spring frost holds off until about Apr 24, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Chicago, IL planting calendar for dates typical of the whole city.

Turn these dates into a plan: lay out your beds, place each crop on its sow and transplant dates, and get a reminder when it’s time. Free on one garden, no credit card.

Plan my garden for 60637

Month by month in Chicago, IL

January

February

March

April

May

September

Understand your frost dates

Where these dates come from

Frost dates for ZIP 60637 come from NOAA 1991-2020 normals (USC00111550 CHICAGO NORTHERLY IS, IL US). You can look up that station’s record yourself.

Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.