Mille Lacs LakeWater Level & Temperature
Mille Lacs Lake water level & water temperature
Mille Lacs Lake water level is updated continuously from the operating agency. Typical level elevation is 1252.8 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Mille Lacs Lake water temperature by month
Mille Lacs Lake surface water temperature averages from about 34°F in February to 74°F in July over the year, based on a 40-year USGS model (1980–2020). Cold-water caution applies in roughly half the year, when the typical temperature is below 60°F.
Jan
34°
Feb
34°
Mar
35°
Apr
42°
May
54°
Jun
66°
Jul
74°
Aug
73°
Sep
65°
Oct
51°
Nov
39°
Dec
36°
Typical surface temperatures (°F), modeled historical averages (USGS 185k-lake dataset, 1980–2020). Colors flag cold-water risk: blue/amber/red = cool, caution, danger. Live and recent readings appear above where a sensor is available.