Climate almanac
Brentwood
Missouri, United States · 38.62°, -90.35°
What is the weather like in Brentwood in December?
In December, Brentwood is typically 48°F (9°C) during the day and 32°F (0°C) at night. The month brings about 2.6 in (66 mm) of precipitation in total. Snowfall averages about 1.3 in (34 mm) over the month.
- Average high48°F (9°C)
- Average low32°F (0°C)
- Precipitation2.6 in (66 mm)
- Clear or mostly clear days8
- Snowfall1.3 in (34 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)