It was a Saturday.
The day with the most daylight is the Summer Solstice, June 20.
Saturday. Check out the related link I added.
1886 days. 269 weeks and 3 days. 45,264 hours. 2,715,840 minutes. 162,950,400 seconds.
Taking from the start of the 20th century, the 20th of June has been on a Wednesday in 1906, 1917, 1923, 1928, 1934, 1945, 1951, 1956, 1962, 1973, 1979, 1984, 1990, 2001, 2007 and 2012. The next time will be in 2018.
The 20th century began on January 1, 1901, and ended on December 31, 2000. It is often mistakenly thought to start in 1900, but according to the Gregorian calendar, the century always begins with the year ending in 01 and concludes with the year ending in 00.
Tuesday
It was a Thursday.
20 January 2000 was a Thursday.
January 20, 2009 was on a Tuesday.
20 January 1980 was a Sunday.
January 20 1949 was on a Thursday.
20 January 2004 was a Tuesday.
January 20 1967 was a Friday.
January 20 2010 was a Wednesday.
January 20 1933 was a Friday.
January 20, 1969 was a Monday.
January 20, 1957 was a Sunday.