Weather Forecast and Radar for South Williamsport, Pennsylvania

Weather in South Williamsport, PA

South Williamsport, Pennsylvania, United States experiences four distinct seasons. In the winter, temperatures usually range from an average low of 22°F to an average high of 37°F. During this season, the area can experience snowfall and temperatures can dip below 0°F.

In the spring, temperatures usually range from an average low of 41°F to an average high of 61°F. April and May are the wettest months, with rainfall totals of up to 4.5 inches per month.

In the summer, temperatures usually range from an average low of 59°F to an average high of 83°F. July is the hottest month, with temperatures regularly reaching up to 90°F.

In the fall, temperatures usually range from an average low of 41°F to an average high of 63°F. September and October are the wettest months, with rainfall totals of up to 4.5 inches per month.

Overall, South Williamsport experiences mild temperatures throughout the year, with temperatures rarely dipping below 0°F in the winter and rarely rising above 90°F in the summer.

Fast Facts About South Williamsport, PA

As of 2020, the city population is 6129.

Major Cities Nearby South Williamsport, PA

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for South Williamsport, Pennsylvania.