Best Snow Wiper Blades sizes can be from 350mm to 650mm that means 14 inch to 26 inch. It is best to change snow wipers in in winter because there extreme weathers such as blizzards, winter storms, blowing snows, and snow squalls. These elements are hard on your windshield wipers, and if they are not designed for the winter, you could end up having poor visibility problems under heavy snow which is not safety driving without good view. It is better to choose the Best windshield wipers for ice and snow in winter climate.