Frost Report

All states Texas

Frost dates for Cooper, TX

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

March 18

typical year

Safe to plant

April 1

frost is over in 9 of 10 years

First fall frost

November 13

typical year

Growing season

241 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 – Feb 18 – Mar 4 –
Spinach – Feb 4 – 25 Sep 18 – Oct 2
Lettuce – Feb 18 – Mar 11 Sep 18 – Oct 2
Radishes – Feb 18 – Apr 1 Oct 2 – 16
Onions – Feb 18 – Mar 4 –
Potatoes – Feb 25 – Mar 11 –
Carrots – Feb 25 – Mar 18 Aug 21 – Sep 4
Beets – Feb 18 – Mar 4 Sep 4 – 18
Kale Jan 7 – 21 Feb 18 – Mar 4 Sep 4 – 18
Broccoli Jan 7 – 21 Mar 4 – 18 Sep 4 – 18
Cabbage Dec 24 – Jan 7 Feb 18 – Mar 4 Sep 4 – 18
Garlic – – Oct 2 – 23
Warm-season crops
Tomatoes Feb 4 – 18 Apr 1 – 15 –
Peppers Jan 28 – Feb 11 Apr 8 – 22 –
Cucumbers – Apr 1 – 22 –
Zucchini – Apr 1 – 29 –
Pumpkins – Apr 1 – 22 –
Green beans – Apr 1 – Sep 4 –
Sweet corn – Apr 1 – 29 –
Basil Feb 25 – Mar 11 Apr 8 – 15 –

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 April 1March 18March 1
Fall frost before October 30November 13December 1

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 March 6 (March 23 in a late year), and the first one in fall around November 26.

Towns that use these dates

This is the nearest NOAA station with frost records for 3 towns.

Cooper, Tira, Pecan Gap

Where these dates come from

NOAA weather station COOPER DAM, TX US (USC00411968), 1991–2020 climate normals. It's the nearest station for 8 zip codes, all within 16 miles:

75415, 75432, 75434, 75437, 75441, 75448, 75450, 75469

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