No common fireworks shall be sold or discharged within the City of George except from 12:00 noon on the 28th of June to 12:00 noon on the 6th of July of each year. No common fireworks shall be sold except from 12:00 noon until 9:00 P.M. on weekdays, and from 10:00 A.M. until 9:00 P.M. on Saturdays and Sundays. No common fireworks may be discharged between the hours of 11:00 P.M. and 9:00 A.M.