Oklahoma City, Oklahoma, United States Oklahoma City is capital of the state Oklahoma
Daylight Saving Time starts
When local standard time is about to reach Sunday, March 14, 2010 at 2:00:00 AM clocks are turned forward 1 hour to Sunday, March 14, 2010 at 3:00:00 AM local daylight time instead
When local daylight time is about to reach Sunday, November 7, 2010 at 2:00:00 AM clocks are turned backward 1 hour to Sunday, November 7, 2010 at 1:00:00 AM local standard time instead