Main water temperature

Main, Mainleus · River

The current water temperature at Main is 18.9 °C (as of September 1, 2026, source: GKD Bayern).

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.

18.9 °C

Measured: September 1, 2026 · continuously updated

💧 Water 18.9° · ☀️ Air 13.0° · high today 20.2°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 1005 data points since July 3, 2026.

Lowest recorded value: 15.8 °C on July 24, 2026 · highest value: 23.9 °C on August 6, 2026.

Nearby waters

Weismain · 9.6 km away13.1 °C Weißer Main, Ködnitz · 10.9 km away17.3 °C Main, Schwürbitz · 17.4 km away16.6 °C Wiesent, Hollfeld · 19.2 km away14.1 °C Rodach, Erlabrück · 20.3 km away16.2 °C

More measuring points: Main

Frankfurt Osthafen22.4 °C Obernau22.1 °C Kleinostheim_Wuk22.0 °C Krotzenburg22.0 °C Steinbach22.0 °C Faulbach21.9 °C

Frequently asked questions

Can you swim at Main right now?
The current water temperature is 18.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Main?
Currently 18.9 °C (updated continuously).

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