It just does. If you look at the days for it in the years running up to it, you can it progresses by one day each year and two days in a leap year:
Friday 29th of June 2001
Saturday 29th of June 2002
Sunday 29th of June 2003
Tuesday 29th of June 2004 (leap year)
Wednesday 29th of June 2005
Thursday 29th of June 2006
Friday 29th of June 2007
Sunday 29th of June 2008 (leap year)
Monday 29th of June 2009
Tuesday 29th of June 2010
Wednesday 29th of June 2011
Monday Wednesday Friday - 2011 JKWA 4-14 was released on: USA: 29 June 2011
Transformers Dark of the Moon - 2011 was released on: Russia: 23 June 2011 (Moscow Film Festival) (premiere) Germany: 25 June 2011 (Berlin) (premiere) Hong Kong: 28 June 2011 Kazakhstan: 28 June 2011 Taiwan: 28 June 2011 USA: 28 June 2011 (New York City, New York) (premiere) United Arab Emirates: 28 June 2011 (Dubai) (premiere) Argentina: 29 June 2011 (Buenos Aires) (premiere) Australia: 29 June 2011 Austria: 29 June 2011 Bahrain: 29 June 2011 (Bahrain) (premiere) Belgium: 29 June 2011 Brazil: 29 June 2011 Bulgaria: 29 June 2011 Canada: 29 June 2011 Colombia: 29 June 2011 Czech Republic: 29 June 2011 Denmark: 29 June 2011 Egypt: 29 June 2011 Estonia: 29 June 2011 Finland: 29 June 2011 France: 29 June 2011 Germany: 29 June 2011 Greece: 29 June 2011 Greece: 29 June 2011 Hungary: 29 June 2011 Iceland: 29 June 2011 India: 29 June 2011 Ireland: 29 June 2011 Israel: 29 June 2011 Italy: 29 June 2011 Lithuania: 29 June 2011 (Forum Cinemas Cinema) Malaysia: 29 June 2011 Mexico: 29 June 2011 Netherlands: 29 June 2011 Norway: 29 June 2011 Panama: 29 June 2011 Peru: 29 June 2011 Philippines: 29 June 2011 Portugal: 29 June 2011 Russia: 29 June 2011 Singapore: 29 June 2011 Slovenia: 29 June 2011 South Africa: 29 June 2011 South Korea: 29 June 2011 Sweden: 29 June 2011 Switzerland: 29 June 2011 (French speaking region) Thailand: 29 June 2011 Turkey: 29 June 2011 UK: 29 June 2011 USA: 29 June 2011 Ukraine: 29 June 2011 Uruguay: 29 June 2011 Vietnam: 29 June 2011 Argentina: 30 June 2011 Armenia: 30 June 2011 Belarus: 30 June 2011 Chile: 30 June 2011 Croatia: 30 June 2011 Georgia: 30 June 2011 Kuwait: 30 June 2011 Lebanon: 30 June 2011 New Zealand: 30 June 2011 Serbia: 30 June 2011 Slovakia: 30 June 2011 United Arab Emirates: 30 June 2011 Cyprus: 1 July 2011 Lithuania: 1 July 2011 Panama: 1 July 2011 Paraguay: 1 July 2011 Poland: 1 July 2011 Romania: 1 July 2011 Spain: 1 July 2011 Pakistan: 8 July 2011 Japan: 16 July 2011 (Osaka) (premiere) China: 21 July 2011 Japan: 29 July 2011 Indonesia: 5 August 2011 Venezuela: 14 October 2011
29 June 1983 was a Wednesday.
The festival of Shavu'ot in 2010 is on Wednesday, May 19.
June 29, 1949 fell on a Wednesday.
2040
June 29, 1927 fell on a Wednesday.
29 June 1932 fell on Wednesday.
June 29th 2005 was a Wednesday.
7-29-2015 is July 29th in the year 2015 and that date falls on a Wednesday.
June 29 2011
In the Arena - 2011 2011-06-29 was released on: USA: 29 June 2011