Windermere, Lakeside · Lake
The current water temperature at Windermere is 19.4 °C (as of August 18, 2026, source: official monitoring networks).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
This measurement series includes 8 data points since July 6, 2026.
Lowest recorded value: 19.0 °C on July 6, 2026 · highest value: 24.7 °C on July 20, 2026.
Can you swim at Windermere right now?
The current water temperature is 19.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Windermere?
Currently 19.4 °C (updated continuously).