February Fire -- Short Month ... BIG LOOKS!

Even though there's fewer days in the month of February ... celebs on social media turned up enough heat to keep you warm until spring break!

Stars like Kim Kardashian, Winnie Harlow, Tracee Ellis Ross -- and a bunch more sexy celebs -- took to the 'Gram to drop some scorching selfies in the middle of the winter that could bring your blood to a boil!

Try not to overheat while you burn through all the Barbie Ferreira, Anastasia Karanikolaou, Heidi Klum and Joey King social media meltdowns.