Climate almanac
Diamond Bar
California, United States · 34.03°, -117.81°
What is the weather like in Diamond Bar in April?
In April, Diamond Bar is typically 72°F (22°C) during the day and 52°F (11°C) at night. The month brings about 1.0 in (25 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low52°F (11°C)
- Precipitation1.0 in (25 mm)
- Clear or mostly clear days15
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)