Weather By Day

December Rochester Weather 
December Rochester Weather
Record High: 72°F
Normal High: 36°F
Normal Low: 23°F
Record Low: -16°F
Avg Monthly Rain: 2.73"
Rec 1 Day Rain: 1.49"
Avg Monthly Snow: 19.8"
Rec 1 Day Snow: 18"

Rochester Weather In December

In the last 70 years the highest measured temperature in Rochester New York for December was 72 degrees Fahrenheit, registered on December 26, 1982, and the average high is 36. The lowest measured temperature in Rochester for the last 70 years in December was -16 most recently registered on December 20, 1942, and the average low daily temperature is 23.

United States National Weather Service historical Rochester December Weather data shows that on December 27, 1933, the high temperature did not exceed -1 degrees Fahrenheit, the lowest high measured in Rochester in the past 70 years. Weather Service data also shows that on December 28, 1982, the lowest recorded temperature for the day did not drop below 58 degrees, the highest low measured temperature in Rochester in the last 70 years.

National Weather Service records indicate that the high temperature in Rochester on December First averages 39 degrees and the high on the last day of the month averages 34 degrees. The average recorded low temperature in Rochester on December First is 26 degrees Fahrenheit and the average low on the last day of December is 21 degrees.

Rochester usually receives an average of 2.73 inches of precipitation during the month. December Rochester Weather records indicated that on December 25, 1978 Rochester received 1.49 inches of precipitation, the most rain recorded in a single day in December. Rochester averages 19.8 inches of snow in December. The highest snowfall on a single day in December was 18 inches on December 25, 1978.