There is no specific number of times. When near water, a horse will drink whenever it is thirsty.
You can drink it all day every day urine is sterile ...
a eagle would drink up to 5 or ten times a day but when it gose hunting for fish it would drink over 15 times a day
4 - 6 times a day.
around 10 times per day
When it's a hot day and the horse is dirty or sweating
A healthy horse should drink 35-55 liters of water a day.
i urinet many times a day even though i ddnt drink a lot of water
once a day would be fine
At least once a day.
two
No matter what breed of horse the bare minimum is twice a day with three or four times being the better options. It is of course best for the horse to have hay and water available to them at all times throughout the day.
a horse drinks more