Climate almanac
Simi Valley
California, United States · 34.27°, -118.78°
What is the weather like in Simi Valley in July?
In July, Simi Valley is typically 84°F (29°C) during the day and 65°F (18°C) at night. The month brings about 0.0 in (1 mm) of precipitation in total.
- Average high84°F (29°C)
- Average low65°F (18°C)
- Precipitation0.0 in (1 mm)
- Clear or mostly clear days27
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)