Today Tuesday, 21th of June of 2016, is the 173rd day of the year.
There are 193 days remaining until the end of the year.
the sun will rise in San Francisco at 5:48 am
and sunset will be at 8:36 pm.
Today we will have 14 hours and 48 minutes of sun. The solar transit will be at 1:12 pm.
The first high tide was at 12:10 am
and the next high tide will be at 2:13 pm.
The first low tide will be at 6:55 am
and the next low tide at 6:43 pm.
It's a little less than a Full Moon at 98.7% illumination; it's a Waning Gibbous moon.
Moonrise Today: 9:35 PM↑ 113° Southeast
Moonset Today: 7:07 AM↑ 246° West
National Daylight Appreciation Day
Today is Atheist Solidarity Day
Baby Boomers Recognition Day

Go Skateboarding Day
National Cherry Tart Day
National Peaches and Cream Day
World Handshake Day
World Music Day
It's also…
Day of the Martyrs in Togo
Father's Day in Egypt, Lebanon, Jordan, Syria, Uganda, United Arab Emirates
National Aboriginal Day in Canada
National Day in Greenland
World Humanist Day
World Hydrography Day

International Yoga Day
If today is your birthday, Happy Birthday to you, and to…
1892 – Reinhold Niebuhr, American theologian and academic (d. 1971)

1903 – Al Hirschfeld, American painter and illustrator (d. 2003)

1905 – Jean-Paul Sartre, French philosopher and author (d. 1980)
1912 – Mary McCarthy, American author and critic (d. 1989)
1921 – Jane Russell, American actress and singer (d. 2011)
1925 – Maureen Stapleton, American actress (d. 2006)
1932 – Lalo Schifrin, Argentinian pianist, composer, and conductor
1933 – Bernie Kopell, American actor and comedian
1953 – Benazir Bhutto, Pakistani financier and politician, 11th Prime Minister of Pakistan (d. 2007)

1957 – Berkeley Breathed, American author and illustrator
1959 – Kathy Mattea, American singer-songwriter and guitarist
1966 – Mancow Muller, American radio host and actor

1982 – Prince William, Duke of Cambridge

1983 – Edward Snowden, American activist and academic

2011 – Lil Bub, American celebrity cat
On this day in history...
1749 – Halifax, Nova Scotia, is founded.
1788 – New Hampshire ratifies the Constitution of the United States and is admitted as the ninth state in the United States.
1964 – Three civil rights workers disappeared in Philadelphia, Miss. Their bodies were found buried in an earthen dam six weeks later. Eight members of the Ku Klux Klan went to prison on federal conspiracy charges; none served more than six years.
1964Jim Bunning of the Philadelphia Phillies pitched a perfect game in a 6-0 victory over the New York Mets.

1997The Women's National Basketball Association made its debut.
1982 – John Hinckley is found not guilty by reason of insanity for the attempted assassination of U.S. President Ronald Reagan.
2000 – Section 28 (of the Local Government Act 1988), outlawing the 'promotion' of homosexuality in the United Kingdom, is repealed in Scotland with a 99 to 17 vote.
2005 – Edgar Ray Killen, who had previously been acquitted for the murders of James Chaney, Andrew Goodman, and Mickey Schwerner, is convicted of manslaughter 41 years afterwards (the case had been reopened in 2004).
2006 – Pluto's newly discovered moons are officially named Nix and Hydra.
2009 – Greenland assumes self-rule.