Frost Report

All states California

Frost dates for Corcoran, CA

When the last spring frost and first fall frost usually come, and when to plant, from 30 years of NOAA weather records.

Last spring frost

February 15

typical year

Safe to plant

March 10

frost is over in 9 of 10 years

First fall frost

November 27

typical year

Growing season

285 days

frost-free, typical year

When to plant

Counted from this page's frost dates. Warm-season crops wait for the safe-to-plant date.

CropStart indoorsPlant outsideFall planting
Cool-season crops
Peas – Jan 18 – Feb 1 –
Spinach – Jan 4 – 25 Oct 2 – 16
Lettuce – Jan 18 – Feb 8 Oct 2 – 16
Radishes – Jan 18 – Mar 1 Oct 16 – 30
Onions – Jan 18 – Feb 1 –
Potatoes – Jan 25 – Feb 8 –
Carrots – Jan 25 – Feb 15 Sep 4 – 18
Beets – Jan 18 – Feb 1 Sep 18 – Oct 2
Kale Dec 7 – 21 Jan 18 – Feb 1 Sep 18 – Oct 2
Broccoli Dec 7 – 21 Feb 1 – 15 Sep 18 – Oct 2
Cabbage Nov 23 – Dec 7 Jan 18 – Feb 1 Sep 18 – Oct 2
Garlic – – Oct 16 – Nov 6
Warm-season crops
Tomatoes Jan 13 – 27 Mar 10 – 24 –
Peppers Jan 6 – 20 Mar 17 – 31 –
Cucumbers – Mar 10 – 31 –
Zucchini – Mar 10 – Apr 7 –
Pumpkins – Mar 10 – 31 –
Green beans – Mar 10 – Sep 18 –
Sweet corn – Mar 10 – Apr 7 –
Basil Feb 3 – 17 Mar 17 – 24 –

Onions: from sets. Green beans: until 10 weeks before the first fall frost. Garlic: harvest next summer.

The year at a glance

Start indoors Plant outside Fall planting

The chance of frost, by date

1 year in 10Half of years9 years in 10
Spring frost after March 10February 15January 17
Fall frost before November 12November 27December 13

Frost here means 32°F or colder. Read across: in 1 year in 10, spring frost carries on past the first date, which is why that date is the safe-to-plant date.

Hard freeze (28°F)

A hard freeze kills most garden plants, even hardy ones. The last one in spring usually comes around January 16 (February 11 in a late year), and the first one in fall around December 8.

Towns that use these dates

This is the nearest NOAA station with frost records for 1 town.

Corcoran

Where these dates come from

NOAA weather station CORCORAN IRRIG DIST, CA US (USC00042012), 1991–2020 climate normals. It's the nearest station for 2 zip codes, all within 14 miles:

93212, 93272

Planting dates follow common university extension advice; your local extension service can fine-tune them for your soil and microclimate.