Climate almanac
Siwān
Bihar, India · 26.22°, 84.36°
What is the weather like in Siwān in December?
In December, Siwān is typically 75°F (24°C) during the day and 53°F (12°C) at night. The month brings about 0.4 in (11 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low53°F (12°C)
- Precipitation0.4 in (11 mm)
- Clear or mostly clear days24
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)