Climate almanac
Siwei
Hebei, China · 38.02°, 114.15°
What is the climate like in Siwei?
The best time to visit Siwei is typically April – June, with trip comfort peaking in May (7.2/10). Siwei is warmest in June, when daily highs average 89°F (32°C), and coolest in January, when lows fall to about 19°F (-7°C). The wettest month is typically July and the driest is January; the year sees roughly 26 in (665 mm) of precipitation.
- Best time to visitApril – June — comfort peaks in May (7.2/10)
- Warmest monthJune — average high 89°F (32°C)
- Coolest monthJanuary — average low 19°F (-7°C)
- Wettest monthJuly (7.8 in (198 mm))
- Driest monthJanuary (0.2 in (5 mm))
- Annual precipitation26 in (665 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromShijiazhuang, 23 km away (1955-2026)