Weather By Day

January Philadelphia Weather 
January Philadelphia Weather
Record High: 74°F
Normal High: 39°F
Normal Low: 26°F
Record Low: -7°F
Avg Monthly Rain: 3.52"
Rec 1 Day Rain: 2.32"
Avg Monthly Snow: 6.3"
Rec 1 Day Snow: 10.8"

Philadelphia Weather In January

The highest recorded temperature for Philadelphia Pennsylvania for the past 69 years in January was 74 degrees Fahrenheit, registered on January 10, 1950, while the typical high temperature is 39. The lowest reported temperature in January for Philadelphia for the past 69 years was -7 most recently measured on January 22, 1984, and the mean daily low in the month is 26.

According to National Weather Service historical Philadelphia January Weather data, on January 20, 1994, the high temperature did not exceed 6 degrees Fahrenheit, the lowest high measured in Philadelphia in the past 69 years. Weather Service records additionally show that on January 8, 1998, the recorded low temperature for the day did not drop below 60 degrees, the highest low measured in Philadelphia in the last 69 years.

According to the National Weather Service, the high temperature in Philadelphia in January on the first day of the month averages 43 degrees and the high on the last day of the month averages 39 degrees. The average daily low temperature in Philadelphia on January First is 28 degrees Fahrenheit and the average low on the last day of January is 24 degrees.

Philadelphia usually receives an average of 3.52 inches of rain during the month. The most rain recorded in a single day, as shown by January Philadelphia Weather data, was 2.32 inches on January 23, 1998. Philadelphia averages 6.3 inches of snow in January. The most snow measured in a single day in January was 10.8 inches on January 22, 2005.