It was a Tuesday.
In the northern hemisphere, there are two seasons at a time. Officially, in the northwest, the first day of fall is September 21st. In the northeast, though, the first day of fall is June 21st. Technically, though, the first days of fall are October 24th in the northwest and May 24th in the northeast.
September 21st, 1930 fell on a Sunday.
September 21st, 1947 fell on a Sunday.
21st January 2004 fall on a Wednesday.
The Spring and Fall Equinoxes are the first days of Spring and Fall. In the southern hemisphere, this is not the case. The Spring equinox occurs around the 21st or 22nd of September, not the first day of Spring, which is September 1. The Autumn equinox occurs around the 21st or 22nd of March, not the first day of Autumn, which is March 1.
technically fall starts on the exact same day every year, when the earth is in a particular part of the yearly orbit, the day is called the autumn equinox and is September 21st
September 21st.
It is on the 21st of September
21st Sept 1990 was a Friday.
21st of November 1968 was a Thursday.
Summer starts on June 21st and finishes on September 21st.
It was a Tuesday.