Slot machines are supposed to be fair and random, but many players think that playing at particular times of day can produce better results. Playing duringrummy joy off-peak times, such as late at night or early in the morning, for example, may increase payout rates because there will be fewer players. Lower Player Traffic & Increased Payouts. You might have a better chance of winning big during off-peak hours when there are fewer players vying for jackpots and bonuses.