Jordanelle ReservoirWater Level & Temperature
Jordanelle Reservoir water level & water temperature
Jordanelle Reservoir water level is updated continuously from the operating agency. Full pool elevation is 6166.4 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Jordanelle Reservoir water temperature by month
Jordanelle Reservoir surface water temperature averages from about 34°F in February to 70°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
35°
Feb
34°
Mar
37°
Apr
46°
May
55°
Jun
64°
Jul
70°
Aug
70°
Sep
64°
Oct
55°
Nov
45°
Dec
37°
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.