01/01   New Year's Day
01/14   Julian Calendar New Year's Day
01/20*  Martin Luther King Day (3rd Monday of January)
02/02   Groundhog Day
02/14   St. Valentine's Day
02/17*  President's Day (3rd Monday of February)
03/05   Mother-in-Law Day
03/09*  Daylight Savings Time begins; clocks move forward (2nd Sunday of March)
03/17   St. Patrick's Day
03/20*  Vernal Equinox
04/01   April Fool's Day
04/15   Income Tax Day
04/22   Earth Day
05/11*  Mother's Day (2nd Sunday of May)
05/17*  Armed Forces Day (3rd Saturday of May)
05/26*  Memorial Day (Last Monday of May)
06/15*  Father's Day (3rd Sunday of June)
06/21*  Summer Solstice
07/04   Independence Day
09/01*  Labor Day (1st Monday of September)
09/14*  Grandparent's Day (2nd Sunday of September; varies from state to state)
09/22*  Autumnal Equinox
10/13*  Columbus Day (2nd Monday of October)
10/31   All Hallows Eve  (Halloween)
11/02*  Daylight Savings Time ends; clocks move back (First Sunday in November)
11/04*  Election Day (1st Tuesday after 1st Monday)
11/11   Veterans' Day
11/27*  Thanksgiving Day (Fourth Thursday in November)
12/21*  Winter Solstice
12/24   Christmas Eve
12/25   Christmas
12/31   New Year's Eve