Mongaup River near Mongaup, New York water temperature
Mongaup River near Mongaup, New York · River
The current water temperature at Mongaup River near Mongaup is 20.6 °C (as of September 20, 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.
Measurement series & statistics
This measurement series includes 292 data points since July 22, 2026.
Lowest recorded value: 19.7 °C on July 24, 2026 · highest value: 22.5 °C on August 14, 2026.
In September, temperatures have ranged between 20.6 °C and 22.4 °C.
The current value is 0.8 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Mongaup River near Mongaup right now?
The current water temperature is 20.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Mongaup River near Mongaup?
Currently 20.6 °C (updated continuously).
How warm is at Mongaup River near Mongaup in September?
In September, the water temperature recently averaged 21.4 °C.
When is the water warmest at Mongaup River near Mongaup?
Across the measurement record, August is on average the warmest month (21.5 °C).
