Green River water temperature
Green River, Fontenelle Reservoir, Wyoming · River
The current water temperature at Green River is 11.5 °C (as of November 3, 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 507 data points since September 7, 2026.
Lowest recorded value: 10.9 °C on November 3, 2026 · highest value: 19.3 °C on September 8, 2026.
In November, temperatures have ranged between 10.9 °C and 11.9 °C.
The current value is 0.1 °C above the November average of this series.
Nearby waters
More measuring points: Green River
Frequently asked questions
Can you swim at Green River right now?
The current water temperature is 11.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Green River?
Currently 11.5 °C (updated continuously).
How warm is at Green River in November?
In November, the water temperature recently averaged 11.4 °C.
When is the water warmest at Green River?
Across the measurement record, September is on average the warmest month (16.8 °C).
