Lake Marion water temperature
Lake Marion, Pineville, South Carolina · Lake
The current water temperature at Lake Marion is 28.2 °C (as of September 21, 2026, source: USGS).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
Measurement series & statistics
This measurement series includes 388 data points since July 23, 2026.
Lowest recorded value: 28.2 °C on September 21, 2026 · highest value: 33.4 °C on August 11, 2026.
In September, temperatures have ranged between 28.2 °C and 32.8 °C.
The current value is 2.1 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Lake Marion right now?
The current water temperature is 28.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Lake Marion?
Currently 28.2 °C (updated continuously).
How warm is at Lake Marion in September?
In September, the water temperature recently averaged 30.3 °C.
When is the water warmest at Lake Marion?
Across the measurement record, July is on average the warmest month (31.0 °C).
