Lake Coeur d'AleneWater Level & Temperature
Lake Coeur d'Alene water level & water temperature
Lake Coeur d'Alene water level is updated continuously from USGS gauge 12415500 (Avista Post Falls Project Datum). Typical level elevation is 2128 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Lake Coeur d'Alene water temperature by month
Lake Coeur d'Alene surface water temperature averages from about 38°F in February to 71°F in August 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
38°
Feb
38°
Mar
40°
Apr
47°
May
56°
Jun
63°
Jul
70°
Aug
71°
Sep
64°
Oct
55°
Nov
44°
Dec
40°
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.