Climate in Yancheng, China

Yancheng, China has a humid continental climate. The annual average temperature is about 17.5°C, with around 1961 hours of sunshine; the national rainfall baseline is roughly 650 mm across 73 rainy days a year. The warmest month is Jul (highs near 30.7°C) and the coldest is Jan (lows near 4.4°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Yancheng is classified as Humid Continental. The classification combines the city’s own temperature range, which follows its latitude, with a rainfall pattern taken at country level for China — so cities in the same country usually share a zone.

The rainfall baseline for China is about 650 mm a year over roughly 73 rainy days, with the wettest month Jun and the driest Jan. This figure is not specific to Yancheng: every city in China carries the same baseline, so it will not show the difference between, say, a dry inland city and a wet coastal one. Use an official meteorological service for local rainfall.

Yancheng sees an estimated 1961 hours of sunshine a year, concentrated in the warmer months around Jul.

By temperature and rainfall, the most comfortable months in Yancheng are Oct, Apr, Mar. Conditions vary year to year — verify with a current forecast before booking.

Yancheng has a climate comfort score of 83/100, a very comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.