Summersville LakeWater Level & Temperature
Summersville Lake water level & water temperature
Summersville Lake water level is updated continuously from the operating agency. Full pool elevation is 1652 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Summersville Lake water temperature by month
Summersville Lake surface water temperature averages from about 38°F in February to 79°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
39°
Feb
38°
Mar
43°
Apr
54°
May
65°
Jun
75°
Jul
79°
Aug
78°
Sep
73°
Oct
63°
Nov
52°
Dec
44°
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.