When Is the Last Frost?

Frost dates for 93705 — Fresno, CA

Last spring frostJan 14median date
First fall frostDec 14median date
Growing season334 daysfrost-free
Hardiness zone9bZone 9b

Frost is light and occasional here — typically a few cold nights around midwinter (about 11 a year). Cover tender plants when frost is forecast.

How Fresno compares

Frost probability

Last spring frost
Chance of frost afterDate
90% (early)December 22
50% (median)January 14
10% (safe for tender plants)February 11
First fall frost
Chance of frost beforeDate
10% (early)November 29
50% (median)December 14
90% (late)January 12

Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.

Gardening where frost is rare

Fresno, CA only freezes on a few winter nights, so the usual "plant after the last frost" rule doesn't apply. Heat and rainfall decide the seasons instead:

About these dates

Based on 1991–2020 NOAA climate normals for the Fresno Yosemite Intl Ap, CA weather station, 10 km away (elevation 335 ft (102 m)).

ZIP codes in Fresno: 93650 93701 93702 93703 93704 93705 93706 93707 93708 93709 93710 93711 93712 93714 93715 93716 93717 93718 93720 93721 93722 93723 93724 93725 93726 93727 93728 93729 93730 93737 93740 93741 93744 93745 93747 93750 93755 93760 93761 93764 93765 93771 93772 93773 93774 93775 93776 93777 93778 93779 93786 93790 93791 93792 93793 93794 93844 93888

Frost dates near Fresno

Frequently asked questions

When is the last frost in Fresno, CA?

The median last spring frost in Fresno, CA is January 14. There is still about a 10% chance of frost after February 11, so wait until then to plant frost-tender crops like tomatoes and peppers.

When is the first frost in Fresno, CA?

The median first fall frost is December 14, with about a 10% chance of frost before November 29.

How long is the growing season in Fresno, CA?

About 334 days between the median last spring frost and first fall frost.

What planting zone is Fresno, CA?

Fresno, CA is in USDA hardiness zone 9b.

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