Frost Report

All states Oklahoma

Frost dates for Lahoma, 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 10

typical year

Safe to plant

April 25

frost is over in 9 of 10 years

First fall frost

October 31

typical year

Growing season

204 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 13 – 27 –
Spinach – Feb 27 – Mar 20 Sep 5 – 19
Lettuce – Mar 13 – Apr 3 Sep 5 – 19
Radishes – Mar 13 – Apr 24 Sep 19 – Oct 3
Onions – Mar 13 – 27 –
Potatoes – Mar 20 – Apr 3 –
Carrots – Mar 20 – Apr 10 Aug 8 – 22
Beets – Mar 13 – 27 Aug 22 – Sep 5
Kale Jan 30 – Feb 13 Mar 13 – 27 Aug 22 – Sep 5
Broccoli Jan 30 – Feb 13 Mar 27 – Apr 10 Aug 22 – Sep 5
Cabbage Jan 16 – 30 Mar 13 – 27 Aug 22 – Sep 5
Garlic – – Sep 19 – Oct 10
Warm-season crops
Tomatoes Feb 28 – Mar 14 Apr 25 – May 9 –
Peppers Feb 21 – Mar 7 May 2 – 16 –
Cucumbers – Apr 25 – May 16 –
Zucchini – Apr 25 – May 23 –
Pumpkins – Apr 25 – May 16 –
Green beans – Apr 25 – Aug 22 –
Sweet corn – Apr 25 – May 23 –
Basil Mar 21 – Apr 4 May 2 – 9 –

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 25April 10March 24
Fall frost before October 17October 31November 15

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 29 (April 13 in a late year), and the first one in fall around November 8.

Towns that use these dates

This is the nearest NOAA station with frost records for 6 towns.

Lahoma, Drummond, Ringwood, Ames, Meno, Carrier

Where these dates come from

NOAA weather station LAHOMA 1WSW MESONET, OK US (USC00344951), 1991–2020 climate normals. It's the nearest station for 5 zip codes, all within 9 miles:

73727, 73735, 73754, 73760, 73768

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