Question

Was it a summer solstice on the 2011.03.20

Answer 1

No, March 20, 2011, was not a summer solstice. The summer solstice occurs around June 21 in the Northern Hemisphere, marking the longest day of the year and the official start of summer. March 20, 2011, fell on the date of the vernal equinox, which marks the beginning of spring in the Northern Hemisphere.