Weather By Day

May Rochester Weather 
May Rochester Weather
Record High: 94°F
Normal High: 68°F
Normal Low: 46°F
Record Low: 26°F
Avg Monthly Rain: 2.82"
Rec 1 Day Rain: 3.45"
Avg Monthly Snow: 0.3"
Rec 1 Day Snow: 10.7"

Rochester Weather In May

The highest recorded temperature in May for Rochester New York for the past 70 years was 94 degrees Fahrenheit, most recently measured on May 28, 1987, and the mean high is 68. The lowest documented temperature in May for Rochester for the past 70 years was 26 most recently encountered on May 2, 1979, and the typical low is 46.

National Weather Service historical Rochester May Weather data indicates that on May 8, 1947, the recorded high did not exceed 39 degrees Fahrenheit, the lowest high measured in Rochester in the past 70 years. Weather Service records additionally indicate that on May 30, 2006, the low for the day was not measured below 71 degrees, the highest low temperature recorded in Rochester in the last 70 years.

National Weather Service data shows that the high temperature in Rochester on May First averages 64 degrees Fahrenheit and the high on the final day of May averages 74 degrees. The low recorded temperature in Rochester on May First averages 43 degrees Fahrenheit and the low temperature on the final day of May averages 53 degrees.

Rochester typically receives an average of 2.82 inches of rain during the month. The most precipitation measured in a single day, as indicated by May Rochester Weather data, was 3.45 inches on May 16, 1974. Rochester receives an average of 0.3 inches of snow in May.On May 7, 1989 Rochester received 10.7 inches of precipitation, the highest snowfall recorded in a single day in May.