Frost Report

All states Wisconsin

Frost dates for Peshtigo, WI

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

May 11

typical year

Safe to plant

May 26

frost is over in 9 of 10 years

First fall frost

October 5

typical year

Growing season

145 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 – Apr 13 – 27 –
Spinach – Mar 30 – Apr 20 Aug 10 – 24
Lettuce – Apr 13 – May 4 Aug 10 – 24
Radishes – Apr 13 – May 25 Aug 24 – Sep 7
Onions – Apr 13 – 27 –
Potatoes – Apr 20 – May 4 –
Carrots – Apr 20 – May 11 Jul 13 – 27
Beets – Apr 13 – 27 Jul 27 – Aug 10
Kale Mar 2 – 16 Apr 13 – 27 Jul 27 – Aug 10
Broccoli Mar 2 – 16 Apr 27 – May 11 Jul 27 – Aug 10
Cabbage Feb 16 – Mar 2 Apr 13 – 27 Jul 27 – Aug 10
Garlic – – Aug 24 – Sep 14
Warm-season crops
Tomatoes Mar 31 – Apr 14 May 26 – Jun 9 –
Peppers Mar 24 – Apr 7 Jun 2 – 16 –
Cucumbers – May 26 – Jun 16 –
Zucchini – May 26 – Jun 23 –
Pumpkins – May 26 – Jun 16 –
Green beans – May 26 – Jul 27 –
Sweet corn – May 26 – Jun 23 –
Basil Apr 21 – May 5 Jun 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 May 26May 11April 29
Fall frost before September 21October 5October 19

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 30 (May 13 in a late year), and the first one in fall around October 17.

Towns that use these dates

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

Peshtigo

Where these dates come from

NOAA weather station PESHTIGO, WI US (USC00476510), 1991–2020 climate normals. It's the nearest station for 1 zip code, all within 4 miles:

54157

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