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Planting calendar for ZIP 92256 (Morongo Valley, CA)

When to plant vegetables in Morongo Valley, CA (USDA hardiness zone 9b). Typical last spring frost around Feb 25, 2026 34 days year to year), first fall frost around Dec 15, 202621 days).

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

See the full Morongo Valley, CA planting calendar for dates typical of the whole city.

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Month by month in Morongo Valley, CA

January

February

March

April

September

October

December

Understand your frost dates

Frost dates for ZIP 92256: NOAA 1991-2020 normals (USC00045860 MORONGO VALLEY N, CA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.