Most violent tornadoes (F4 and F5) occur in the months of March-June.
Tornadoes are the most violent storms on Earth. As such a tornado will usually be the most violent part of its parent storm.
The year with the most violent tornadoes on record was 1974, with a total of 36 tornadoes rated as violent.
The most violent tornadoes generally occur in North America.
Tornadoes
Violent tornadoes have been recorded in most states east of the Rockies. However, most of the violent tornadoes occur on the Great Plains in the central part of the country.
A tornado is a violent weather event the most violent in fact. Tornadoes are produce by thunderstorms and are, in simple terms, extremely violent rotating windstorms.
All tornadoes are considered a violent weather events in general terms. However, less than 1% of tornadoes attain a violent rating of EF4 or EF5 on the Enhanced Fujita scale.
Most tornadoes happen in spring and summer
Most tornadoes in the U.S. happen in spring and early summer.
Tornadoes happen in all seasons but are most common in the spring.
The Texas Phanhandle sees a fair number of tornadoes, but other than that, not so much. Western Texas is arid, which is not a good environment for tornadoes. That said, tornadoes still to happen there, some of which have been incredibly violent.
Weak tornadoes (EF0 and EF1) are by far the most common accounting for 89% of all tornadoes. Strong tornadoes (EF2 and EF3) are next, accounting for about 10% of tornadoes. Finally come violent (EF4 and EF5) tornadoes, which account for less than 1% of all tornadoes.