Frost Report

All states Illinois

Frost dates for Paxton, IL

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 23

typical year

Safe to plant

May 9

frost is over in 9 of 10 years

First fall frost

October 12

typical year

Growing season

170 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 26 – Apr 9 –
Spinach – Mar 12 – Apr 2 Aug 17 – 31
Lettuce – Mar 26 – Apr 16 Aug 17 – 31
Radishes – Mar 26 – May 7 Aug 31 – Sep 14
Onions – Mar 26 – Apr 9 –
Potatoes – Apr 2 – 16 –
Carrots – Apr 2 – 23 Jul 20 – Aug 3
Beets – Mar 26 – Apr 9 Aug 3 – 17
Kale Feb 12 – 26 Mar 26 – Apr 9 Aug 3 – 17
Broccoli Feb 12 – 26 Apr 9 – 23 Aug 3 – 17
Cabbage Jan 29 – Feb 12 Mar 26 – Apr 9 Aug 3 – 17
Garlic – – Aug 31 – Sep 21
Warm-season crops
Tomatoes Mar 14 – 28 May 9 – 23 –
Peppers Mar 7 – 21 May 16 – 30 –
Cucumbers – May 9 – 30 –
Zucchini – May 9 – Jun 6 –
Pumpkins – May 9 – 30 –
Green beans – May 9 – Aug 3 –
Sweet corn – May 9 – Jun 6 –
Basil Apr 4 – 18 May 16 – 23 –

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 9April 23April 9
Fall frost before September 26October 12October 26

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 (April 29 in a late year), and the first one in fall around October 24.

Towns that use these dates

This is the nearest NOAA station with frost records for 4 towns.

Paxton, Buckley, Loda, Ludlow

Where these dates come from

NOAA weather station PAXTON 2 WSW, IL US (USC00116663), 1991–2020 climate normals. It's the nearest station for 3 zip codes, all within 11 miles:

60918, 60948, 60957

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