Frost Dates for Palatine, IL 60067

Last spring frost May 1 · First fall frost October 9 · 161 frost-free days · USDA Zone 5b

Frost probability for 60067

Frost10%50%90%
Spring (last frost)May 21May 1April 12
Fall (first frost)September 26October 9October 22

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (8.2 km away); the 50% date is the median year.

Frost dates by ZIP code in Palatine, IL

ZIPLast spring frost (50%)First fall frost (50%)Zone
60067May 1October 95b
60074April 27October 135b

Month by month in Palatine

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart the slowest-growing crops indoors: onions, leeks, and celery (10–12 weeks before last frost).
MarchStart peppers and eggplant indoors 8–10 weeks before your last frost (around May 1). Start tomatoes about two weeks later, 6–8 weeks before last frost.
AprilStart herbs, basil, and squash indoors (4–6 weeks before frost). Direct sow peas, spinach, and lettuce if soil is workable.
MayLast frost around May 1. Transplant cold-hardy crops (broccoli, kale, cabbage). Harden off tomato and pepper seedlings.
JuneFrost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini.
JulySuccession plant lettuce and greens. Keep beds weeded and watered consistently.
AugustHarvest regularly to encourage production. Monitor for pests and disease.
SeptemberFirst fall frost approaching (around October 9). Transplant fall brassicas. Sow spinach, arugula, and radishes.
OctoberFirst frost around October 9. Harvest tomatoes and peppers before frost. Cover cold-hardy crops with row covers to extend the season.
NovemberHarvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year.
DecemberClean up spent plants. Add compost to beds. Rest, review, and plan next year's garden.

What grows in a 161-day season

Frequently Asked Questions

What is the last frost date for Palatine, IL (ZIP 60067)?

The median last spring frost date for Palatine, IL (ZIP code 60067) is around May 1. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area.

What is the first fall frost date in Palatine, IL?

The median first fall frost date for Palatine, IL is around October 9. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses.

How long is the growing season in Palatine, IL?

The frost-free growing season in Palatine is about 161 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side.

What USDA hardiness zone is Palatine, IL?

Based on frost date patterns, Palatine falls approximately in 5b. USDA hardiness zones are determined by average annual minimum winter temperatures and guide both plant selection and planting timing for your location.

When should I start tomatoes indoors in Palatine, IL?

Start tomato seeds indoors 6–8 weeks before your last frost date (around May 1). For Palatine, that's roughly March 6 to March 20. Transplant outdoors 1–2 weeks after your last frost.

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