Minnesota · Lyon County
Cottonwood Lake Ice-Out Dates
The ice usually goes out of Cottonwood Lake around March 21 — the third week of March. Earliest ever: March 1 (2024). Latest: April 1 (2020).
March 21Usually around
March 1Earliest ever (2024)
April 1Latest ever (2020)
5Years of record (2020–2026)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
5 years on the books, 2020–2026. Newest first.
| Year | Ice-out date |
|---|---|
| 2026 | March 21 |
| 2025 | March 13 |
| 2024 | March 1 |
| 2021 | March 21 |
| 2020 | April 1 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.