Research shows that horses seem to prefer to drink warm water when it’s cold outside.
there may be something wrong in the heated water supply.
A second reason horses can become dehydrated in winter has to do with water temperature. A study compared how much horses drank when offered ambient, near-freezing water compared to hot water. The researchers found that the study horses drank 41 percent more water when offered continuously heated water. The horses drank 38 percent more when offered buckets filled with hot water twice daily compared to ambient, near-freezing water. They seem to prefer to drink warm water when it’s cold outside. Few of us have the luxury