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Planting calendar for ZIP 85282 (Tempe, AZ)

When to plant vegetables in Tempe, AZ (USDA hardiness zone 10a). Typical last spring frost around Feb 13, 2026 (±22 days year to year), first fall frost around Dec 5, 2026 (±14 days).

Playing it safe? Spring frost holds off until about Mar 13, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Tempe, AZ 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 85282

Month by month in Tempe, AZ

January

February

March

October

November

December

Understand your frost dates

Where these dates come from

Frost dates for ZIP 85282 come from NOAA 1991-2020 normals (USC00028499 TEMPE ASU, AZ US). You can look up that station’s record yourself.

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