Minnesota · Waseca County
St. Olaf Lake Ice-Out Dates
The ice usually goes out of St. Olaf Lake around March 31 — the fourth week of March. Earliest ever: March 3 (2024). Latest: April 22 (2013).
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
15 years on the books, 2005–2026. Newest first.
| Year | Ice-out date |
|---|---|
| 2026 | March 21 |
| 2025 | March 16 |
| 2024 | March 3 |
| 2023 | April 11 |
| 2022 | April 4 |
| 2021 | March 26 |
| 2015 | March 21 |
| 2014 | April 13 |
| 2013 | April 22 |
| 2012 | March 16 |
| 2011 | April 9 |
| 2010 | March 31 |
| 2009 | March 24 |
| 2008 | April 16 |
| 2005 | April 4 |
When St. Olaf freezes over
St. Olaf Lake usually freezes over around December 3 — the first week of December. Earliest on record: November 15 (2014–15). Latest: December 14 (2004–05).
A freeze-up crosses New Year, so each row is the winter it belongs to: the winter of 2025–26 froze on December 4. Newest first.
| Winter | Ice-in date |
|---|---|
| 2025–26 | December 4 |
| 2024–25 | December 1 |
| 2022–23 | December 3 |
| 2021–22 | December 7 |
| 2020–21 | December 4 |
| 2014–15 | November 15 |
| 2008–09 | December 6 |
| 2007–08 | November 29 |
| 2005–06 | November 30 |
| 2004–05 | December 14 |
Records: Minnesota DNR ice-in records. Last checked August 2026.
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.