Climate almanac
San Luis Obispo
California, United States · 35.28°, -120.66°
What is the weather like in San Luis Obispo in January?
In January, San Luis Obispo is typically 61°F (16°C) during the day and 48°F (9°C) at night. The month brings about 4.7 in (118 mm) of precipitation in total.
- Average high61°F (16°C)
- Average low48°F (9°C)
- Precipitation4.7 in (118 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)