Wilkes-Barre Average Temperature by Month

This page shows the average temperature in each month of the year in Wilkes-Barre, Pennsylvania. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Wilkes-Barre?
In Wilkes-Barre, Pennsylvania, the warmest month is July, with an average daily high temperature of 83.5 °F and an average low of 62.2 °F.
What's the Coldest Month in Wilkes-Barre?
In Wilkes-Barre, Pennsylvania, the coolest month is January, with an average daily high temperature of 34.5 °F and an average low of 19.8 °F.
Month Avg. High Avg. Low
January 34.5 °F 19.8 °F
February 37.6 °F 21.4 °F
March 46.5 °F 28.4 °F
April 59.9 °F 38.8 °F
May 71.1 °F 49.1 °F
June 78.8 °F 57.5 °F
July 83.5 °F 62.2 °F
August 81.3 °F 60.6 °F
September 74.0 °F 53.5 °F
October 61.9 °F 42.7 °F
November 50.0 °F 33.7 °F
December 39.2 °F 25.7 °F
Year 60.0 °F 41.2 °F
Weather Station Details
Years Station Coordinates
1949–2024 Wilkes-Barre International Airport location
1893–1948 Wilkes-Barre location