Many indoor pools are still open during the winter. The water in the pool is warm, and these are mostly constant temperature pools. Constant temperature swimming pool water temperature standards for 26 to 28 ℃, generally maintained at 27 ℃ is the most appropriate.
But everybody has a different sensitivity to water temperature, the same water temperature that some people feel is appropriate, some people feel cold. And pool water temperature is not too high, otherwise the bacterium breeds quickly,