All Torrington water system customers, including customers located outside the Torrington corporate limits, shall be permitted to water their lawns only on Wednesday, Friday, Saturday and Sunday if their address ends in an odd number and water their lawns only on Tuesday, Thursday, Saturday and Sunday if their address ends in an even number. No watering shall occur during the hours of 11:00 a.m. and 5:00 p.m. from March 1 of each year through October 31 of each year. Watering shall be permitted on prescribed water days at any time during the period November 1 through the end of February. The mayor and city council shall have the discretion to alter the time of water conservation rules for a temporary period of up to eight weeks without changing the ordinance, after consultation and recommendation from the water department head. No watering at any address shall occur on Mondays.