Last frost date in Orland Park, Illinois
April 19
Average last frost in spring. In an early year (1 in 10) it's over by April 6; in a late year (1 in 10) it comes after May 5.
October 22
Average first frost in fall. 1 year in 10 it comes by October 8.
Source: NOAA U.S. Climate Normals 1991–2020, station Little Red School Hse (USC00115110), 7 miles from Orland Park, elevation 715 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Burr Ridge, Darien, Hickory Hills, Hinsdale, Lemont, Palos Hills and Western Springs, so their frost dates are the same as Orland Park's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 6 | Apr 19 | May 5 |
| First frost in fall | Oct 8 | Oct 22 | Nov 3 |
Frost-free days in an average year: 183
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 30 | Oct 12 |
| Frost (32°F) | Every year | Apr 19 | Oct 22 |
| Hard freeze (28°F) | Every year | Apr 7 | Nov 1 |
Nights at 32°F or colder in an average year: 131
What to plant now in Orland Park
- Spring planting calendar for an average last frost around April 20 Orland Park: April 19
- Fall planting calendar for an average first frost around October 20 Orland Park: October 22
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Illinois
- Tinley Park 4 mi · last frost Apr 23
- Oak Lawn 9 mi · last frost Apr 10
- Bolingbrook 14 mi · last frost Apr 20
- Joliet 16 mi · last frost Apr 19
- Cicero 17 mi · last frost Apr 11