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When to plant in Rolling Meadows, IL

USDA Zone 6a

Everything below — frost dates, hardiness zone, and what to plant when in Rolling Meadows, Illinois — is derived from the closest NOAA station with complete climate normals.

Zone 6a means Rolling Meadows sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.

Station · CHICAGO PALWAUKEE AP · 11.2 km
Last spring frost
April 19
50% chance · 32°F
First fall frost
October 26
50% chance · 32°F
Growing season
190 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for Rolling MeadowsA year-band showing 32°F frost risk from January to December for Rolling Meadows: last spring frost around April 19, first fall frost around October 26, about 190 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Rolling Meadows is now 6 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

CHICAGO PALWAUKEE AP · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Rolling Meadows’s own odds, recorded at CHICAGO PALWAUKEE AP.

Frost-probability curves for Rolling MeadowsProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 19 and the first fall frost around October 26, giving about 190 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FMay 15Apr 30Apr 16Oct 1Oct 16Oct 27
32°FMay 3Apr 19Apr 4Oct 13Oct 26Nov 9
28°FApr 20Apr 5Mar 22Oct 26Nov 7Nov 21

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 6July 20
Fall sowin 1 days
Rutabaga
July 20August 3
Fall sowin 15 days
Broccoli
August 3August 17
Fall sowin 15 days
Cabbage
August 3August 17
Fall sowin 15 days
Carrot
August 3August 17
Fall sowin 15 days
Cauliflower
August 3August 17
Fall sowin 15 days
Napa Cabbage
August 3August 31

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Rolling Meadows, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 12 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

CHICAGO PALWAUKEE AP
Primary
11 km · 194 m elevation
SPRING
Apr 19
FALL
Oct 26
CHICAGO OHARE INTL AP
12 km · 201 m elevation
SPRING
Apr 16
FALL
Oct 28
BARRINGTON 3SW
12 km · 267 m elevation
SPRING
Apr 25
FALL
Oct 19

Rolling Meadows planting FAQ

When is the last spring frost in Rolling Meadows, IL?

Plan for the last spring frost in Rolling Meadows around April 19 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Rolling Meadows, IL?

The first fall frost in Rolling Meadows typically arrives around October 26 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Rolling Meadows in?

Rolling Meadows is in USDA hardiness zone 6a. In zone 6a, winters are moderate — most common vegetables grow well in season.

How long is the growing season in Rolling Meadows?

There are roughly 190 frost-free days in Rolling Meadows (a moderate growing season), running from the average last frost around April 19 to the first fall frost near October 26.

When should I plant tomatoes in Rolling Meadows?

In Rolling Meadows, start tomato seeds indoors around February 22–March 8, then transplant seedlings outdoors around April 26 once the danger of frost has passed.

Planting reminders

Never miss a window in Rolling Meadows

An email when it’s time to start seeds, transplant, and sow — timed to Rolling Meadows’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at CHICAGO PALWAUKEE AP, 11 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Rolling Meadows, IL — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00004838. Retrieved from https://blissgarden.com/illinois/rolling-meadows.
When to Plant in Rolling Meadows, IL — Frost Dates & Zone 6a — BlissGarden