Frost Dates for Elk Grove Village, IL

In Elk Grove Village, IL, the average last spring frost is around Apr 16 and the average first fall frost around Oct 28, for a growing season of about 193 days. For frost-tender plants, wait until May 1, when the chance of frost drops to 10%.

Average last frostApr 1650% chance of frost after this date
Safe to plantMay 1only a 10% chance of frost after
Average first frostOct 2850% chance of frost before this date
Growing season193 daysfrost-free in an average year

Based on NOAA 1991–2020 records from the Chicago Ohare Intl. Airport, IL weather station, 3 miles away, elevation 658 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.

Frost probability by date

Chance of a 32°F frost after the spring date, or before the fall date.

ChanceLast spring frostFirst fall frost
10%May 1Oct 15
20%Apr 26Oct 20
30%Apr 22Oct 24
40%Apr 19Oct 26
50%Apr 16Oct 28
60%Apr 14Oct 31
70%Apr 11Nov 3
80%Apr 8Nov 5
90%Apr 3Nov 11

Light frost vs. hard freeze

Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.

TemperatureLast in springFirst in fall
Light frost (36°F)Apr 29Oct 18
Frost / freeze (32°F)Apr 16Oct 28
Hard freeze (28°F)Apr 5Nov 7

Planting calendar for Elk Grove Village

Start indoors Plant outside Fall planting
JanFebMarAprMayJunJulAugSepOctNovDec
Tomatoes
Indoors Feb 19 – Mar 5
Transplant Apr 23 – May 7
Peppers
Indoors Feb 5 – Feb 19
Transplant Apr 30 – May 14
Eggplant
Indoors Feb 5 – Feb 19
Transplant Apr 30 – May 14
Basil
Indoors Mar 5 – Mar 19
Transplant Apr 23 – May 7
Cucumbers
Indoors Mar 19 – Mar 26
Sow or transplant Apr 23 – May 7
Zucchini and summer squash
Indoors Mar 19 – Mar 26
Sow or transplant Apr 23 – May 7
Pumpkins and winter squash
Sow Apr 23 – May 7
Watermelons and melons
Indoors Mar 19 – Mar 26
Sow or transplant Apr 30 – May 14
Green beans
Sow Apr 23 – May 7
Sweet corn
Sow Apr 23 – May 7
Lettuce
Indoors Mar 5 – Mar 19
Sow or transplant Mar 19 – Apr 2
Fall sowing Sep 2 – Sep 30
Spinach
Sow Mar 5 – Mar 26
Fall sowing Sep 2 – Sep 23
Peas
Sow Mar 5 – Mar 19
Fall sowing Aug 19 – Sep 2
Kale
Indoors Feb 19 – Mar 5
Sow or transplant Mar 19 – Apr 2
Fall sowing Aug 19 – Sep 16
Broccoli
Indoors Feb 19 – Mar 5
Transplant Apr 2 – Apr 16
Fall sowing Aug 5 – Aug 19
Cabbage
Indoors Feb 19 – Mar 5
Transplant Mar 26 – Apr 9
Fall sowing Aug 5 – Aug 19
Carrots
Sow Mar 26 – Apr 16
Fall sowing Aug 5 – Aug 19
Radishes
Sow Mar 12 – Apr 2
Fall sowing Sep 16 – Oct 7
Beets
Sow Mar 26 – Apr 16
Fall sowing Aug 19 – Sep 2
Onions (sets or transplants)
Indoors Jan 22 – Feb 5
Plant Mar 19 – Apr 2
Potatoes
Plant Mar 26 – Apr 9
Garlic
Plant Oct 28 – Nov 25

Based on the average last frost (Apr 16) and first frost (Oct 28). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.

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