>No, tornadoes are definitely very rare in December, when it tends to be too cold for them to form. I would not go so far as to say 'Very rare.' Even before we

>No, tornadoes are definitely very rare in December, when it tends to be too cold for them to form. I would not go so far as to say 'Very rare.' Even before we started seeing more major impact to our climate due to global warming, winter tornado outbreaks were roughly ~10% of all tornado outbreaks. https://www.spc.noaa.gov/publications/galway/winter.pdf https://www.spc.noaa.gov/publications/galway/winter.pdf Spring and fall are definitely the most active seasons for tornados but they occur often enough year round that I think that, at least for the US, you can't say tornados are rarer than 'uncommon' for any time of year.