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Planting calendar for ZIP 84319 (Hyrum, UT)

When to plant vegetables in Hyrum, UT (USDA hardiness zone 6a). Typical last spring frost around May 12, 2026 11 days year to year), first fall frost around Sep 28, 202611 days).

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

See the full Hyrum, UT planting calendar for dates typical of the whole city.

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Month by month in Hyrum, UT

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 84319: NOAA 1991-2020 normals (USC00425194 LOGAN 5 SW EXP FARM, UT US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.