Most offices are open from Monday-Friday, 9am-Noon and 1pm-4:30pm. Banks are generally open Monday-Friday, 9am-3:30pm. The hours for retail establishments vary widely, but most open sometime between 8:30am and 10am and close sometime between 8pm and 10pm.

Many of Thailand's public holidays are dictated by the lunar calendar, so the exact dates change from year to year.

January 1   New Year's Day   mid February   Makha Bucha   early April   Chakri Day   3 days in mid April   Songkran (Thai New Year)   May 1   Labor Day   May 5   Coronation Day   mid to late May   Visakha Bucha   mid July   first day of Buddhist Lent   August 12   Queen's birthday   October 23   Chulalongkorn Day   late November   Loy Krathong   December 5   King's birthday   December 10   Constitution Day   December 31   New Years Eve