Klamath River water temperature

Klamath River, Miller Island Boat Ramp, Oregon · River

The current water temperature at Klamath River is 15.1 °C (as of October 1, 2026, source: USGS).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

15.1 °C

Measured: October 1, 2026 · continuously updated

💧 Water 15.1° · ☀️ Air 16.2° · high today 18.2°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 42 data points since August 16, 2026.

Lowest recorded value: 15.1 °C on October 1, 2026 · highest value: 22.9 °C on August 21, 2026.

Nearby waters

Klamath River, Miller Island Boat Ramp-bottom · 0.0 km away15.1 °C Lost River Diversion Channel, Klamath River, Oregon · 5.6 km away15.2 °C Klamath River, Keno Dam, at Keno - Bottom · 6.9 km away12.9 °C Klamath River, Keno Dam, at Keno, Oregon · 7.0 km away13.2 °C Klamath Straits Drain, Highway 97, Oregon · 7.5 km away16.6 °C

More measuring points: Klamath River

Klamath, California15.1 °C Miller Island Boat Ramp-bottom15.1 °C Keno, Oregon13.5 °C Keno Dam, at Keno, Oregon13.2 °C Keno Dam, at Keno - Bottom12.9 °C Fall C near Copco, California12.0 °C

Frequently asked questions

Can you swim at Klamath River right now?
The current water temperature is 15.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Klamath River?
Currently 15.1 °C (updated continuously).

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