I bought a video years ago about tornados ad it said that tornados have occurred on every day of the calendar year except January 16th. Don't know if that is still true.
Apparently it is.
NEBTORNADOFACTS
UNITED STATES:
* A tornado can move in any direction, slow or fast and even remain stationary.
* Tornadoes have occurred in all 50 states (including Alaska!).
* The U.S. has a higher tornado density than any where else in the world.
* The Great Plains leads the U.S. in number of tornadoes.
* There are TWO major tornado alleys in the U.S. (Northeast Texas,
Oklahoma, Kansas, Nebraska, Iowa, Illinois and Northeast Texas,
Louisiana, Alabama, Mississippi, Florida).
* Tornadoes have occurred on all continents except Antarctica.
* Tornadoes have occurred on everyday of the year in the U.S. except on January 16.
* The U.S. peak in tornadoes occurs in May
* Peak months for tornadoes: TX (April-May), KS (May), ND (July-Aug.).
* The tornado season peaks in Winter in Southern California.
* The most violent tornadoes in the U.S. occur in Spring (especially April).
* The month with the least number of tornado deaths is July.
* 38% of tornado fatalities occur in mobile homes.
* Mobile homes do not attract tornadoes, they are just extremely vulnerable
to high winds.
* 27% of tornado fatalities occur in permanent homes and 11% in vehicles.
* The deadliest U.S. tornado year since 1950 was in 1953 with 519 deaths.
* There were only 130 U.S. tornado deaths in 1998 and 95 U.S. tornado deaths in 1999
showing the value of the current warning system.
* The safest location in a tornado occurrence is inside, lowest possible level, center of
building.
* Opening windows where you live if a tornado is approaching will NOT reduce damage.
* Do not seek shelter under highway overpasses, risk of injury and death is increased
there. If daytime, and if possible, drive away from the tornado producing thunderstorm