calendar.usholiday revision 1.10.8.2 1 01/01 New Year's Day
2 01/14 Julian Calendar New Year's Day
3 01/20* Martin Luther King Day (3rd Monday of January)
4 02/02 Groundhog Day
5 02/14 St. Valentine's Day
6 02/17* President's Day (3rd Monday of February)
7 03/05 Mother-in-Law Day
8 03/09* Daylight Savings Time begins; clocks move forward (2nd Sunday of March)
9 03/17 St. Patrick's Day
10 03/20* Vernal Equinox
11 04/01 April Fool's Day
12 04/15 Income Tax Day
13 04/22 Earth Day
14 05/11* Mother's Day (2nd Sunday of May)
15 05/17* Armed Forces Day (3rd Saturday of May)
16 05/26* Memorial Day (Last Monday of May)
17 06/15* Father's Day (3rd Sunday of June)
18 06/21* Summer Solstice
19 07/04 Independence Day
20 09/01* Labor Day (1st Monday of September)
21 09/14* Grandparent's Day (2nd Sunday of September; varies from state to state)
22 09/22* Autumnal Equinox
23 10/13* Columbus Day (2nd Monday of October)
24 10/31 All Hallows Eve (Halloween)
25 11/02* Daylight Savings Time ends; clocks move back (First Sunday in November)
26 11/04* Election Day (1st Tuesday after 1st Monday)
27 11/11 Veterans' Day
28 11/27* Thanksgiving Day (Fourth Thursday in November)
29 12/21* Winter Solstice
30 12/24 Christmas Eve
31 12/25 Christmas
32 12/31 New Year's Eve
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