No. That's an exaggeration,  also known as stretching the truth a little.
The different languages spoken by the indigenous peoples  of Alaska and Canada might have anywhere from 2 to about 15 different words for snow.
English has many different snow words as well, such as: slush, sleet, hoar, floe, icicle, powder, rime, avalanche and blizzard (just to name a few). Here is an article from a linguistics  professor at Princeton University counting the 15 "lexemes" for snow  that he found in the Alaskan Yupik language.
Learn more Snow Vocabulary  from the National Snow and Ice Data Center.