Your body is highly calibrated, drink when you're thirsty.
If you're having trouble with water retention, reduce your sugar intake, especially sugary drinks. They mess up your electrolyte balance....
Is your post saying you have gout? In that case just use the alarm on your phone, set water drinking alarms.
Have a bottle of cool crisp water with you at all times. It'll make it easier just to take a sip when you're feeling it