Generally, June 21. This can vary a day earlier or later each year, depending on the cycle of leap years. In 2010, the northern hemisphere summer begins on June 21, at 5:28AM Mountain Daylight Time.
June 21st, 2011... first day of summer. June 20th, 2012... first day of summer. June 21st, 2013... first day of summer. June 20th, 2014... first day of summer. June 21st, 2015... first day of summer.
Officially, the first day of Summer in New Zealand is the 1st of December.
December 21/22 is the official first day of winter
The summer solstice happens. The summer solstice is also the winter solstice in the opposite hemisphere. On the summer solstice (on the northern hemisphere), the northern hemisphere is tilted most to the sun, giving 24 hours of light to the Arctic Circle and 24 hours of darkness to Antarctica on the day of it.
March 21st
June 21st, 2011... first day of summer. June 20th, 2012... first day of summer. June 21st, 2013... first day of summer. June 20th, 2014... first day of summer. June 21st, 2015... first day of summer.
The summer solstice heralds the beginning of summer in the Northern Hemisphere. The timing of the summer solstice depends on when the Sun reaches its northernmost point of the equator. In 2015, the summer begins with the solstice on June 21 at 12:38 P.M. EDT.
the first day of summer is on the 1st of June 2010
The first day of summer is June 21st
Summer. The first day of summer is the longest day of the year. The first day of winter is the shortest day of the year.
The first day of summer is called the summer solstice.
The first day of summer is June 21st.
Arizona Summer was created in 2003.
Officially, the first day of Summer in New Zealand is the 1st of December.
The duration of Arizona Summer is 1.7 hours.
Arizona Summer League was created in 2009.
the first day of summer is May 5th, so it'll be 55 days