Grapevine LakeWater Level & Temperature
Grapevine Lake water level & water temperature
Grapevine Lake water level is updated continuously from USGS gauge 08054500 (NGVD29). Full pool elevation is 535 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Grapevine Lake water temperature by month
Grapevine Lake surface water temperature averages from about 49°F in January to 88°F in July over the year, based on a 40-year USGS model (1980–2020). Cold-water caution applies in January, February and December, when the typical temperature is below 60°F.
Jan
49°
Feb
54°
Mar
62°
Apr
69°
May
77°
Jun
84°
Jul
88°
Aug
88°
Sep
82°
Oct
72°
Nov
61°
Dec
53°
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.