Minnesota · Cook County
Onagon Lake Ice-Out Dates
The ice usually goes out of Onagon Lake around May 1 — the first week of May. Earliest ever: April 19 (2015). Latest: May 9 (2022).
May 1Usually around
April 19Earliest ever (2015)
May 9Latest ever (2022)
5Years of record (2007–2023)
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
5 years on the books, 2007–2023. Newest first.
| Year | Ice-out date |
|---|---|
| 2023 | May 9 |
| 2022 | May 9 |
| 2015 | April 19 |
| 2008 | May 1 |
| 2007 | April 20 |
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.