Climate almanac
Rockville
Maryland, United States · 39.08°, -77.15°
What is the weather like in Rockville in May?
In May, Rockville is typically 75°F (24°C) during the day and 57°F (14°C) at night. The month brings about 4.9 in (126 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low57°F (14°C)
- Precipitation4.9 in (126 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)