Main water temperature

Main, Kleinheubach · River

The current water temperature at Main is 21.7 °C (as of September 1, 2026, source: PEGELONLINE).

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.

21.7 °C

Measured: September 1, 2026 · continuously updated

💧 Water 21.7° · ☀️ Air 13.5° · high today 21.9°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 762 data points since July 3, 2026.

Lowest recorded value: 21.2 °C on August 26, 2026 · highest value: 27.0 °C on July 3, 2026.

Nearby waters

Main, Faulbach · 17.1 km away21.9 °C Main, Wertheim · 21.6 km away21.6 °C Main, Obernau · 25.2 km away22.1 °C Main, Kleinostheim_Wuk · 35.1 km away22.0 °C Main, Mainflingen · 36.0 km away21.7 °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 21.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Main?
Currently 21.7 °C (updated continuously).

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