Summer Summer is a season, astronomically defined as beginning around June 21, and ending around September 21 in the Northern Hemisphere. In the Southern Hemisphere, summer begins around December 2..
2007 2007 Roman numerals MMVII will be a common year starting on Monday of the Gregorian calendar. 2550tr:2007wa:2007zh:2007年zh-min-nan:2007 nî.