Climate almanac
Mission Viejo
California, United States · 33.60°, -117.67°
What is the weather like in Mission Viejo in August?
In August, Mission Viejo is typically 75°F (24°C) during the day and 67°F (19°C) at night. The month brings about 0.3 in (8 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low67°F (19°C)
- Precipitation0.3 in (8 mm)
- Clear or mostly clear days25
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)