Minnesota · Le Sueur County

Middle Jefferson Lake Ice-Out Dates

The ice usually goes out of Middle Jefferson Lake around April 3 — the first week of April. Earliest ever: March 7 (2000). Latest: April 18 (1979).

Middle Jefferson Lake ice-out dates, 1978–2025MarApr1978: April 71979: April 181980: April 121981: March 141982: April 21983: April 31984: April 121985: April 31986: April 31987: March 81988: March 281989: April 81990: March 161991: April 41992: April 51993: April 151994: April 21995: March 241996: April 141997: April 51998: March 281999: March 272000: March 72001: April 142002: April 72003: March 262004: March 282005: April 42006: April 52007: March 272008: April 162020: March 292021: March 24Usually Apr 32025: March 152025
April 3Usually around
March 7Earliest ever (2000)
April 18Latest ever (1979)
34Years of record (1978–2025)

The 2027 season

Tracking resumes when the ice forms.

Every recorded ice-out

34 years on the books, 1978–2025. Newest first.

YearIce-out date
2025March 15
2021March 24
2020March 29
2008April 16
2007March 27
2006April 5
2005April 4
2004March 28
2003March 26
2002April 7
2001April 14
2000March 7
1999March 27
1998March 28
1997April 5
1996April 14
1995March 24
1994April 2
1993April 15
1992April 5
1991April 4
1990March 16
1989April 8
1988March 28
1987March 8
1986April 3
1985April 3
1984April 12
1983April 3
1982April 2
1981March 14
1980April 12
1979April 18
1978April 7

Late ice is unpredictable — no date on this page says the ice is safe.

Records: Minnesota DNR ice-out records. Last checked August 2026.

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