Climate almanac
Sanmenxia
Henan, China · 34.78°, 111.19°
What is the climate like in Sanmenxia?
The best time to visit Sanmenxia is typically April – June, with trip comfort peaking in May (6.9/10). Sanmenxia is warmest in July, when daily highs average 86°F (30°C), and coolest in January, when lows fall to about 23°F (-5°C). The wettest month is typically September and the driest is December; the year sees roughly 29 in (725 mm) of precipitation.
- Best time to visitApril – June — comfort peaks in May (6.9/10)
- Warmest monthJuly — average high 86°F (30°C)
- Coolest monthJanuary — average low 23°F (-5°C)
- Wettest monthSeptember (5.2 in (132 mm))
- Driest monthDecember (0.5 in (12 mm))
- Annual precipitation29 in (725 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromYuncheng, 33 km away (1956-2026)