Climate almanac
San Diego
California, United States · 32.72°, -117.16°
What is the weather like in San Diego in May?
In May, San Diego is typically 65°F (19°C) during the day and 59°F (15°C) at night. The month brings about 0.5 in (13 mm) of precipitation in total.
- Average high65°F (19°C)
- Average low59°F (15°C)
- Precipitation0.5 in (13 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)