When to plant in Bensenville, IL
USDA Zone 6aHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Bensenville, Illinois — all computed from Bensenville's nearest NOAA weather station.
Zone 6a means Bensenville sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
The average first fall frost in Bensenville is now 9 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
CHICAGO OHARE INTL AP · 1991–2020The 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 Bensenville’s own odds, recorded at CHICAGO OHARE INTL AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 13 | Apr 29 | Apr 15 | Oct 3 | Oct 18 | Oct 30 |
| 32°F | May 1 | Apr 16 | Apr 3 | Oct 15 | Oct 28 | Nov 11 |
| 28°F | Apr 19 | Apr 5 | Mar 21 | Oct 27 | Nov 7 | Nov 22 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Bensenville, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 19 km · complete 32°F normalsWhen 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.
Bensenville planting FAQ
When is the last spring frost in Bensenville, IL?
On average, the last spring frost in Bensenville is around April 16 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Bensenville, IL?
Expect Bensenville's first fall frost near October 28 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Bensenville in?
Bensenville 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 Bensenville?
There are roughly 195 frost-free days in Bensenville (a moderate growing season), running from the average last frost around April 16 to the first fall frost near October 28.
When should I plant tomatoes in Bensenville?
In Bensenville, start tomato seeds indoors around February 19–March 5, then transplant seedlings outdoors around April 23 once the danger of frost has passed.
Never miss a window in Bensenville
An email when it’s time to start seeds, transplant, and sow — timed to Bensenville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Wood Dale · 3 km
- Northlake · 6 km
- Franklin Park · 6 km
- Schiller Park · 6 km
- Addison · 6 km
- Elk Grove Village · 7 km
- Elmhurst · 7 km
- Villa Park · 9 km
Frost dates recorded at CHICAGO OHARE INTL AP, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Bensenville, IL — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00094846. Retrieved from https://blissgarden.com/illinois/bensenville.