The official opening and closing dates for Chestnut Mountain Resort, Illinois for current and past seasons. These dates are subject to change at Chestnut Mountain Resort's discretion based on weather and snowfall. Estimated dates are based on historical averages or advice from the resort.
| Season |
Opening |
Closing |
| Dates |
| 22/23 |
11/26/2022 |
03/19/2023 |
| 21/22 |
12/11/2021 |
03/13/2022 |
| 20/21 |
12/18/2020 |
03/07/2021 |
| 19/20 |
11/29/2019 |
03/17/2020 |
| 18/19 |
11/23/2018 |
03/21/2019 |
| 17/18 |
12/09/2017 |
03/18/2018 |
| 16/17 |
12/09/2016 |
03/05/2017 |
| 15/16 |
12/19/2015 |
03/06/2016 |
| 14/15 |
11/22/2014 |
03/15/2015 |
| Season |
Opening |
Closing |
| Snow Depth |
| 18/19 |
24″ |
N/A |
| 17/18 |
23″ |
38″ |
| 16/17 |
|
23″ |
| 15/16 |
39″ |
39″ |
| 14/15 |
35″ |
39″ |
