Summertime (April-October inclusive): 10 a.m. to 4 p.m. Winter hours (November to March inclusive): 10 a.m. to 4 p.m. During the months of November, December, and January, only weekends and school holidays are open. Christmas Day and Boxing Day are closed. From the beginning of February until February Half Term, Wookey Hole is only open on weekends.