How long is the coldest time in winter in Sichuan? What is the temperature?

The coldest is only three months, and the temperature is11-February, depending on whether Chengdu is east or west. If Chengdu is taken as an example, the coldest temperature is about -3℃ to 5℃, and if the mountain temperature is between-15℃ and -2℃.

Subtropical and semi-humid climate zone in southern Sichuan. In 20 13, the temperature in this area is relatively high, and the annual average temperature is 12 ~ 20℃. Annual range is small and the diurnal range is large. It is cold in the morning and warm in the afternoon. The four seasons are not obvious, and the dry and wet seasons are distinct.

There is little precipitation. There are seven dry months in 20 13, with annual precipitation of 900 ~ 1200mm, and 90% of them are concentrated in May ~ 10. There are few clouds, many sunny days and long sunshine hours, and the sunshine hours in the whole year are mostly 2000 ~ 2600 hours. Typical dry-hot valley climate is formed in the valley area affected by foehn, and obvious three-dimensional climate is formed in the mountain area.

The alpine climate zone in the alpine plateau of northwest Sichuan. The altitude difference in this area is great, and the three-dimensional climate change is obvious. Subtropical zone, warm temperate zone, middle temperate zone, cold temperate zone, sub-cold zone and permafrost zone appear in turn from the valley to the ridge.

Generally speaking, the climate is dominated by cold temperate zone, with dry and warm valleys, wet and cold mountains, cool Leng Xia in winter and insufficient water and heat. The annual average temperature is 4 ~ 12℃, the annual precipitation is 500 ~ 900 mm, the weather is clear and the annual sunshine 1600 ~ 2600 hours.