Quote from m22au:
http://www.nyx.com/en/holidays-and-hours/nyse
http://www.nasdaqtrader.com/Trader.aspx?id=Calendar
2013
January 1 (Tuesday)
New Year's Day
January 21 (Monday)
Martin Luther King, Jr. Day
February 18 (Monday)
Washington's birthday / Presidents' Day
March 29 (Friday)
Good Friday
May 27 (Monday)
Memorial Day
July 3 (Wednesday)
Close at 1pm
July 4 (Thursday)
Independence Day
September 2 (Monday)
Labor Day
November 28 (Thursday)
Thanksgiving Day
November 29 (Friday)
Close at 1pm
December 24 (Tuesday)
Close at 1pm
December 25 (Wednesday)
Christmas Day
Tuesday 31 December 2013
Normal trading day
Wednesday 01 January 2014
New Year's Day (NYSE closed)
******
days and dates in the last two weeks of 2013:
3rd Friday of December:
Friday 20 December
Sat 21 December
Sun 22 December
Monday 23 December (normal trading day)
Tuesday 24 December (1pm close)
Wednesday 25 December (NYSE and Nasdaq closed)
Thursday 26 December (normal trading day)
Friday 27 December (normal trading day)
Sat 28 December
Sun 29 December
Mon 30 December (normal trading day)
Tuesday 31 December 2013 (normal trading day)
Wednesday 01 January 2014 (NYSE and Nasdaq closed)
Bump.
2017 is approaching, Happy Holidays everyone!