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Planting calendar for ZIP 99012 (Fairfield, WA)

When to plant vegetables in Fairfield, WA (USDA hardiness zone 6b). Typical last spring frost around May 11, 2026 16 days year to year), first fall frost around Oct 5, 202614 days).

Playing it safe? Spring frost holds off until about May 31, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Fairfield, WA planting calendar for dates typical of the whole city.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

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Month by month in Fairfield, WA

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 99012: NOAA 1991-2020 normals (USC00107188 PLUMMER 3 WSW, ID US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.