Climate almanac
Bethlehem
Pennsylvania, United States · 40.63°, -75.37°
What is the weather like in Bethlehem in May?
In May, Bethlehem is typically 72°F (22°C) during the day and 53°F (11°C) at night. The month brings about 4.8 in (122 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low53°F (11°C)
- Precipitation4.8 in (122 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)