The largest snow crystal ever measured was 10 millimetres across, discovered by Kenneth Libbrecht, who photographed the record-breaker in Ontario, Canada, in December 2003. Libbrecht is a ...

The largest, most photogenic dendritic snow crystals grow best at around 5 degrees Fahrenheit, said Libbrecht, while needle and column shapes are more common around 21 degrees Fahrenheit.

In 1988, a scientist found two identical snow crystals. They came from a storm in Wisconsin. ... The record for the biggest snowfall in a 24-hour period in the U.S. is 75.8 inches.

The record for the biggest snowfall in a 24-hour period in the U.S. is 75.8 inches. In 1921, over six feet of snow fell between April 14 at 2:30 p.m. and April 15 at 2:30 p.m. in Silver Lake ...