1. Most amount of snowfall in one hour: The most amount of snowfall recorded in one hour was 12 inches in Copenhagen N.Y. on December 2, 1966. 2. Most amount of snow in 24 hours: On April 14-15, 1921, Silver Lake Colorado had 6.3 feet of snow fall in just 24 hours. 3. Most amount of snow measured in one month: Tamarack California holds the record for most snow in one month with 390 inches (32.5 feet) in January 1911. *taken from the weather channel.