The first day of autumn falls on the autumnal equinox, which varies in date from Sept. 22 to Sept. 23, depending on the year. An equinox is when there is an equal amount of dayligh...
The Autumnal Equinox is considered to be the first day of the Fall Season, when the length of night and day are approximately equal in length.
Some cultures regard the autumnal equinox as "mid-autumn", while others with a
... Popular culture in North America associates Labor Day, the first Monday in ...
When is the first day of fall 2015? Get the autumnal equinox date and time. Plus,
free autumn photos, folklore, and more!
When do the seasons begin? Winter solstice? Spring equinox? Summer start?
Equinox the First Day of Fall? In the Northern Hemisphere, the fall equinox marks
the first day of fall (autumn) in what we call astronomical seasons. There's also ...
Sep 1, 2015 ... Sick of summer heat? Fall starts Tuesday, according to meteorologists. "
Meteorological" fall (aka autumn) is defined as the months of ...
In the United States and the rest of the northern hemisphere, the first day of the
autumn season is the day of the year when the Sun crosses the celestial equator
Sep 23, 2015 ... Here are five things you may not know about the first day of autumn: What does
the term 'equinox' mean? The word means 'equal night'.
Sep 21, 2015 ... Here's Why Wednesday Is the First Day of Fall ... TIME interactive graphic that
tracks the arrival of temperatures we most associate with autumn.