Haw. Rev. Stat. § 8-1: Holidays designated.

The following days of each year are set apart and established as state holidays:

The first day in January, New Year's Day;

The third Monday in January, Dr. Martin Luther King, Jr., Day;

The third Monday in February, Presidents' Day;

The twenty-sixth day in March, Prince Jonah Kuhio Kalanianaole Day;

The Friday preceding Easter Sunday, Good Friday;

The last Monday in May, Memorial Day;

The eleventh day in June, King Kamehameha I Day;

The fourth day in July, Independence Day;

The third Friday in August, Statehood Day;

The first Monday in September, Labor Day;

The eleventh day in November, Veterans' Day;

The fourth Thursday in November, Thanksgiving Day;

The twenty-fifth day in December, Christmas Day;

All election days, except primary and special election days, in the county wherein the election is held;

Any day designated by proclamation by the President of the United States or by the governor as a holiday.