Main water temperature

Main, Kemmern · River

The current water temperature at Main is 19.8 °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.

19.8 °C

Measured: September 1, 2026 · continuously updated

💧 Water 19.8° · ☀️ Air 13.5° · high today 21.6°

Temperature trend of recent weeks

Main — Photo: BadForBusiness · CC BY-SA 4.0 · Wikimedia Commons

Measurement series & statistics

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

Lowest recorded value: 17.9 °C on August 24, 2026 · highest value: 26.1 °C on August 5, 2026.

Nearby waters

Main-Donau-Kanal, Bamberg · 8.0 km away21.2 °C Main, Trunstadt · 8.8 km away20.1 °C Main, Trunstadt · 8.8 km away20.1 °C Regnitz, Pettstadt · 13.9 km away19.4 °C Reiche Ebrach, Röbersdorf · 17.2 km away18.2 °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 19.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Main?
Currently 19.8 °C (updated continuously).

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