Climate almanac
San Diego
California, United States · 32.72°, -117.16°
What is the weather like in San Diego in March?
In March, San Diego is typically 63°F (17°C) during the day and 54°F (12°C) at night. The month brings about 2.2 in (55 mm) of precipitation in total.
- Average high63°F (17°C)
- Average low54°F (12°C)
- Precipitation2.2 in (55 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)