Climate almanac
Brentwood
California, United States · 37.93°, -121.70°
What is the weather like in Brentwood in March?
In March, Brentwood is typically 66°F (19°C) during the day and 48°F (9°C) at night. The month brings about 3.4 in (85 mm) of precipitation in total.
- Average high66°F (19°C)
- Average low48°F (9°C)
- Precipitation3.4 in (85 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)