Brrr: US shivered through its coldest February in more than 30 years
If you thought it was unusually cold last month, you were right: Thanks to an invasion of the polar vortex, February 2021 was the USA's coldest February in over 30 years.

If you thought it was unusually cold last month, you were right: Thanks to an invasion of the polar vortex, February 2021 was the USA's coldest February in over 30 years.