Punxsutawney is a borough in southern Jefferson County, Pennsylvania, United States. Punxsutawney is known for its annual Groundhog Day celebration held each February 2, during which thousands of attendees and international media outlets visit the town for an annual weather prediction by the groundhog Punxsutawney Phil. The actual predictio…Punxsutawney is a borough in southern Jefferson County, Pennsylvania, United States. Punxsutawney is known for its annual Groundhog Day celebration held each February 2, during which thousands of attendees and international media outlets visit the town for an annual weather prediction by the groundhog Punxsutawney Phil. The actual prediction location, Gobbler's Knob, is in adjacent Young Township.