Climate almanac
Rock Island
Illinois, United States · 41.51°, -90.58°
What is the weather like in Rock Island in March?
In March, Rock Island is typically 51°F (11°C) during the day and 34°F (1°C) at night. The month brings about 3.7 in (95 mm) of precipitation in total. Snowfall averages about 3.8 in (97 mm) over the month.
- Average high51°F (11°C)
- Average low34°F (1°C)
- Precipitation3.7 in (95 mm)
- Clear or mostly clear days9
- Snowfall3.8 in (97 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)