Cedar River at San Juan Avenue at Jacksonville, Florida water temperature

Cedar River at San Juan Avenue at Jacksonville, Florida · River

The current water temperature at Cedar River at San Juan Avenue at Jacksonville is 30.7 °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.

30.7 °C

Measured: September 1, 2026 · continuously updated

💧 Water 30.7° · ☀️ Air 26.9° · high today 29.1°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 293 data points since July 3, 2026.

Lowest recorded value: 26.5 °C on August 13, 2026 · highest value: 35.2 °C on July 24, 2026.

Nearby waters

St Johns River below Marco Lake at Jacksonville, Florida · 8.1 km away30.4 °C St. Johns River at Jacksonville, Florida · 8.5 km away30.7 °C Ortega River Salinity at Jacksonville, Florida · 9.1 km away27.9 °C St Johns River at Christopher Pt near Jacksonville, Florida · 9.9 km away30.4 °C St.johns River above Buckman Bridge at Jacksonville, Florida · 11.9 km away32.0 °C

Frequently asked questions

Can you swim at Cedar River at San Juan Avenue at Jacksonville right now?
The current water temperature is 30.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Cedar River at San Juan Avenue at Jacksonville?
Currently 30.7 °C (updated continuously).

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