Climate almanac
Lake Forest
California, United States · 33.65°, -117.69°
What is the weather like in Lake Forest in August?
In August, Lake Forest is typically 84°F (29°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 high84°F (29°C)
- Average low67°F (19°C)
- Precipitation0.3 in (8 mm)
- Clear or mostly clear days27
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)