Weather By Day

May Williamsport Weather 
May Williamsport Weather
Record High: 96°F
Normal High: 71°F
Normal Low: 48°F
Record Low: 28°F
Avg Monthly Rain: 3.79"
Rec 1 Day Rain: 2.73"

Williamsport Weather In May

In the last 66 years the highest measured May temperature in Williamsport was 96 degrees Fahrenheit, most recently registered on May 19, 1996, and the typical high is 71. The coldest day reported in Williamsport in May for the past 66 years was 28 measured on May 14, 1996, and the regular low is 48.

According to National Weather Service historical Williamsport May Weather data, on May 1, 1963, the high temperature did not exceed 44 degrees Fahrenheit, the lowest high measured in Williamsport in the past 66 years. Weather Service records additionally show that on May 26, 1991, the recorded low temperature for the day did not drop below 71 degrees, the highest low measured in Williamsport in the last 66 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Williamsport on May First is 68 degrees Fahrenheit and the average high on the last day of May is 77 degrees. The low recorded temperature in Williamsport on May First averages 44 degrees Fahrenheit and the low temperature on the final day of May averages 54 degrees.

Williamsport typically receives an average of 3.79 inches of rain during the month. According to May Williamsport Weather records, the most rain measured in a single day in May was 2.73 inches on May 3, 1954.