Ninh Binh lies in the intertropical monsoon zone. There are four seasons, including spring, summer, autumn and winter. It is often cold in the winter because of the influence by coastal climate, forests and mountains with a relatively dry weather by early winter and wet weather in the second half of winter.
The mean annual temperature is about 23 oC with lowest temperature ranging from 13 oC to 15 oC in January and with highest temperature of 28.5 oC in July. The total hours of sunshine are more than 1,100 annually. Ninh Binh’s weather is determined by two monsoons. The winter monsoon lasts from November to March while the summer monsoon starts in May and ends in September