Climate almanac
Mountainside
New Jersey, United States · 40.67°, -74.36°
What is the weather like in Mountainside in April?
In April, Mountainside is typically 61°F (16°C) during the day and 46°F (8°C) at night. The month brings about 4.3 in (109 mm) of precipitation in total. Snowfall averages about 0.6 in (14 mm) over the month.
- Average high61°F (16°C)
- Average low46°F (8°C)
- Precipitation4.3 in (109 mm)
- Clear or mostly clear days7
- Snowfall0.6 in (14 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)