Lower Atchafalaya River water temperature
Lower Atchafalaya River, Morgan City, Louisiana · River
The current water temperature at Lower Atchafalaya River is 31.4 °C (as of September 21, 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 97 data points since August 26, 2026.
Lowest recorded value: 29.7 °C on September 4, 2026 · highest value: 31.6 °C on August 26, 2026.
In September, temperatures have ranged between 29.7 °C and 31.5 °C.
The current value is 1.2 °C above the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Lower Atchafalaya River right now?
The current water temperature is 31.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Lower Atchafalaya River?
Currently 31.4 °C (updated continuously).
How warm is at Lower Atchafalaya River in September?
In September, the water temperature recently averaged 30.2 °C.
