Lake MeadWater Level & Temperature
Lake Mead water level & water temperature
Lake Mead water level is updated continuously from the operating agency. Full pool elevation is 1221.4 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Lake Mead water temperature by month
Lake Mead surface water temperature averages from about 50°F in January to 84°F in August over the year, based on a 40-year USGS model (1980–2020). Cold-water caution applies in January, February, March and December, when the typical temperature is below 60°F.
Jan
50°
Feb
53°
Mar
60°
Apr
64°
May
72°
Jun
78°
Jul
83°
Aug
84°
Sep
81°
Oct
73°
Nov
65°
Dec
54°
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.