Hunan trivia: Why is winter in Hunan, China cold?

In addition to being famous for its spicy taste, Hunan is also famous. Hunan is located between 25°-30°…

In addition to being famous for its spicy taste, Hunan is also famous.


Hunan is located between 25°-30° north latitude and belongs to the subtropical monsoon humid climate. The annual average temperature is 16-18 °C, which sounds very warm. But for Hunan, the winter is so cold and cold.

Hunan trivia: Hunan people did not eat chilies long ago
Hunan trivia: Hunan people did not eat chilies long ago

According to statistics of temperature data over the years, the average temperature in winter in Hunan is a few degrees lower than that in Jiangxi at the same latitude. Why is this happening? A large part of the reason comes from Hubei, which is adjacent to the two provinces of Hunan and Jiangxi.

The east, west and south of Hunan are surrounded by mountains, and the northern part of Hubei is a flat Jianghan plain. The cold tide comes from the north, and all the way is unobstructed. After the Yangtze River enters Hunan, it is also the Dongting Lake plain without mountain barriers. You can ravage the southward invasion along this avenue and go deep into the southern Hunan area in the hinterland of Hunan.

Geographically, “three missing one” in Hunan is prone to wet and cold air deposition, and the winter is cold.

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