Climate almanac
South Williamsport
Pennsylvania, United States · 41.23°, -77.00°
What is the weather like in South Williamsport in May?
In May, South Williamsport is typically 70°F (21°C) during the day and 51°F (11°C) at night. The month brings about 4.8 in (122 mm) of precipitation in total.
- Average high70°F (21°C)
- Average low51°F (11°C)
- Precipitation4.8 in (122 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)