15 days
360 days is equivalent to 518400 minutes.
It was from 24 to 25 of December 1974.
The current record for most tornadoes in a 24 hour period is 208, set on April 27, 2011.
Once cyclones make landfall, they never last longer than a few hours. Cyclone Tracy lasted from shortly after 2am to just before 7am on 25 December 1974.
79, already 10 more than any other year in recorded history. See the related link for more information.
11 at the airport
"Austin-Mabry topped out at 103 yesterday (July 26, 2011), bringing the hot count up to 42 days of 100+ this year, tied for 5th all time. Most 100s in a year? 1st place is 69 in 1925. 2nd place is 68 in 2009."
I don't have the Camp Mabry figures, but at Austin-Bergstrom I.A. there were eleven days with highs of at least 100° F in June 2011. Two of them tied the record high for the date, and three of them broke the record high for the date.
In 2011 there were 365 days.
There are 28 days in February 2011.
There were 260 week days in 2011.
There are 105 weekend days in 2011 :)
30 days are in November 2011.
April in 2011 had 30 days.
66 days.
184 days.