Climate almanac
Sylmar
California, United States · 34.31°, -118.45°
What is the weather like in Sylmar in January?
In January, Sylmar is typically 65°F (19°C) during the day and 45°F (7°C) at night. The month brings about 3.6 in (91 mm) of precipitation in total.
- Average high65°F (19°C)
- Average low45°F (7°C)
- Precipitation3.6 in (91 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)