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Planting calendar for ZIP 66776 (Thayer, KS)

When to plant vegetables in Thayer, KS (USDA hardiness zone 7a). Typical last spring frost around Apr 10, 2026 13 days year to year), first fall frost around Oct 26, 202611 days).

Playing it safe? Spring frost holds off until about Apr 26, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Thayer, KS planting calendar for dates typical of the whole city.

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Month by month in Thayer, KS

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Understand your frost dates

Frost dates for ZIP 66776: NOAA 1991-2020 normals (USW00003998 PARSONS TRI CITY AP, KS US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.