Frost Report

All states Oklahoma

Frost dates for Midwest City, OK

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

April 2

typical year

Safe to plant

April 18

frost is over in 9 of 10 years

First fall frost

November 5

typical year

Growing season

217 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 – Mar 5 – 19 –
Spinach – Feb 19 – Mar 12 Sep 10 – 24
Lettuce – Mar 5 – 26 Sep 10 – 24
Radishes – Mar 5 – Apr 16 Sep 24 – Oct 8
Onions – Mar 5 – 19 –
Potatoes – Mar 12 – 26 –
Carrots – Mar 12 – Apr 2 Aug 13 – 27
Beets – Mar 5 – 19 Aug 27 – Sep 10
Kale Jan 22 – Feb 5 Mar 5 – 19 Aug 27 – Sep 10
Broccoli Jan 22 – Feb 5 Mar 19 – Apr 2 Aug 27 – Sep 10
Cabbage Jan 8 – 22 Mar 5 – 19 Aug 27 – Sep 10
Garlic – – Sep 24 – Oct 15
Warm-season crops
Tomatoes Feb 21 – Mar 7 Apr 18 – May 2 –
Peppers Feb 14 – 28 Apr 25 – May 9 –
Cucumbers – Apr 18 – May 9 –
Zucchini – Apr 18 – May 16 –
Pumpkins – Apr 18 – May 9 –
Green beans – Apr 18 – Aug 27 –
Sweet corn – Apr 18 – May 16 –
Basil Mar 14 – 28 Apr 25 – May 2 –

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 18April 2March 12
Fall frost before October 20November 5November 20

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 17 (April 6 in a late year), and the first one in fall around November 13.

Towns that use these dates

This is the nearest NOAA station with frost records for 12 towns.

Midwest City, Del City, Choctaw, Harrah, Spencer, Jones, Nicoma Park, Luther, Forest Park, Arcadia, Lake Aluma, Smith Village

Where these dates come from

NOAA weather station SPENCER 2ENE MESONET, OK US (USC00348390), 1991–2020 climate normals. It's the nearest station for 16 zip codes, all within 12 miles:

73020, 73049, 73054, 73066, 73084, 73110, 73111, 73115, 73117, 73121, 73130, 73131, 73141, 73145, 73150, 73151

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