Not everyone needs a pair of snow boots that are rated for such extreme temperatures, but most people would like a pair of snow boots that look good. If that sounds like your situation, then you may want to have a look at these sporty Salomon boots. They look a lot like hiking boots, but they have still lots of features that will help to protect you from the elements, including waterproof membranes, outsoles with grip optimization features, and synthetic fur lining and 200 g. Thinsulate insulation to keep your feet warm. The 'Snowtrip TS WP' is temperature rated to -1 degree F (-18 degrees C).
Sorel 'Caribou' - Classic Men's Snow Boots
Sorel 'Caribou' snow boots have been around since 1972 for a few very good reasons, including the fact that they have a classic snow boot style, and they're designed to do wonders towards keeping your feet warm. Temperature rated to -40 degrees F, these boots feature waterproof nubuck uppers, thick rubber midsoles, and outsoles designed for extra traction.
Baffin 'Magellan' - Men's Snow Boots for Extreme Temperatures
You probably won't see these snow boots parading down a fashion runway any time soon, but they'll keep your feet warm in even the coldest of temperatures -- and you know that if it gets cold enough, function nearly always trumps form. Rated for temperatures as low as -148 degrees F (-100 C), these boots have locking collars to help keep snow out, and toothy polar rubber outsoles.