Mohawk River at Lock 9 at Rotterdam Junction, New York water temperature

Mohawk River at Lock 9 at Rotterdam Junction, New York · River

The current water temperature at Mohawk River at Lock 9 at Rotterdam Junction is 24.0 °C (as of September 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.

24.0 °C

Measured: September 1, 2026 · continuously updated

💧 Water 24.0° · ☀️ Air 19.3° · high today 24.1°

Temperature trend of recent weeks

Mohawk River at Lock 9 at Rotterdam Junction, New York — Photo: Doug Kerr · CC BY-SA 2.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 500 data points since July 3, 2026.

Lowest recorded value: 21.5 °C on July 30, 2026 · highest value: 27.9 °C on July 14, 2026.

Nearby waters

Mohawk River at Rexford, New York · 12.9 km away18.8 °C Mohawk River at Amsterdam, New York · 13.8 km away23.8 °C Mohawk River below Pepper Island at Fort Johnson, New York · 18.1 km away23.1 °C Schoharie Creek at Mill Point near Fort Hunter, New York · 19.4 km away23.0 °C Schoharie Creek at Fort Hunter, New York · 20.6 km away23.2 °C

Frequently asked questions

Can you swim at Mohawk River at Lock 9 at Rotterdam Junction right now?
The current water temperature is 24.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Mohawk River at Lock 9 at Rotterdam Junction?
Currently 24.0 °C (updated continuously).

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