Swimming pool pumps should be run an average 8 hours a day to properly circulate and clean your water. The pump should push your entire pool in gallons in this 8 hour period of time.Click to see full answer. Regarding this, is it better to run a pool pump at night or day?Running the pump at night should only be when you are doing a major chemical treatment such as algae clean-up. Your pool is more vulnerable during the day, plants don’t grow at night the way they do during the day–that’s true of ALL plants including Algae. should I run my pool pump all the time? Although it’s generally recommended that all the pool water undergo filtration every 24 hours, the pump does not need to run all the time. If your pool is in constant use, you may need to run the pump for up to eight hours per day, frequently checking the water clarity and chemical balance. Beside above, should I run my pool filter 24 7? A pump does not need to run 24/7 to keep your pool water pristine. If properly sized, a pump should spin through your water in a fraction of the time, allowing it to be dormant for the rest of the day. Thereby, relieving your wallet of the heavy burden of high electric bills.How long should you run your pool filter in the winter? 6-8 hours