Frost Report

All states Ohio

Frost dates for Middleport, OH

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 27

typical year

Safe to plant

May 15

frost is over in 9 of 10 years

First fall frost

October 14

typical year

Growing season

168 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 30 – Apr 13 –
Spinach – Mar 16 – Apr 6 Aug 19 – Sep 2
Lettuce – Mar 30 – Apr 20 Aug 19 – Sep 2
Radishes – Mar 30 – May 11 Sep 2 – 16
Onions – Mar 30 – Apr 13 –
Potatoes – Apr 6 – 20 –
Carrots – Apr 6 – 27 Jul 22 – Aug 5
Beets – Mar 30 – Apr 13 Aug 5 – 19
Kale Feb 16 – Mar 2 Mar 30 – Apr 13 Aug 5 – 19
Broccoli Feb 16 – Mar 2 Apr 13 – 27 Aug 5 – 19
Cabbage Feb 2 – 16 Mar 30 – Apr 13 Aug 5 – 19
Garlic – – Sep 2 – 23
Warm-season crops
Tomatoes Mar 20 – Apr 3 May 15 – 29 –
Peppers Mar 13 – 27 May 22 – Jun 5 –
Cucumbers – May 15 – Jun 5 –
Zucchini – May 15 – Jun 12 –
Pumpkins – May 15 – Jun 5 –
Green beans – May 15 – Aug 5 –
Sweet corn – May 15 – Jun 12 –
Basil Apr 10 – 24 May 22 – 29 –

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 May 15April 27April 11
Fall frost before October 2October 14October 28

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 April 13 (May 3 in a late year), and the first one in fall around October 26.

Towns that use these dates

This is the nearest NOAA station with frost records for 10 towns.

Middleport, McArthur, Pomeroy, Albany, Mason, WV, Syracuse, Rutland, Zaleski, Vinton, Wilkesville

Where these dates come from

NOAA weather station CARPENTER 2 S, OH US (USC00331288), 1991–2020 climate normals. It's the nearest station for 13 zip codes, all within 17 miles:

25247, 25260, 45651, 45686, 45695, 45698, 45710, 45720, 45741, 45760, 45769, 45775, 45779

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