Climate almanac
Sunnyvale
California, United States · 37.37°, -122.04°
What is the weather like in Sunnyvale in April?
In April, Sunnyvale is typically 67°F (19°C) during the day and 48°F (9°C) at night. The month brings about 1.4 in (36 mm) of precipitation in total.
- Average high67°F (19°C)
- Average low48°F (9°C)
- Precipitation1.4 in (36 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)