Okanagan Lake water temperature
Okanagan Lake, Kelowna · Lake
The current water temperature at Okanagan Lake is 18.1 °C (as of September 20, 2026, source: Water Survey of Canada).
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 385 data points since September 1, 2026.
Lowest recorded value: 17.4 °C on September 17, 2026 · highest value: 21.7 °C on September 2, 2026.
In September, temperatures have ranged between 17.4 °C and 21.7 °C.
The current value is 1.5 °C below the September average of this series.
Nearby waters
More measuring points: Okanagan Lake
Frequently asked questions
Can you swim at Okanagan Lake right now?
The current water temperature is 18.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Okanagan Lake?
Currently 18.1 °C (updated continuously).
How warm is at Okanagan Lake in September?
In September, the water temperature recently averaged 19.6 °C.
