After the Spring Festival, go out with the group for a four-day tour of Wuxi-Suzhou-Hangzhou-Shanghai-Wuzhen, an ancient water town! What's the weather and temperature in these places? I need ...

The temperature in these places is similar. After all, the latitude is similar. I grew up in Jiangnan, and the Spring Festival is almost the coldest time of the year, but the temperature is about 4 degrees. But the humidity in Jiangnan is relatively high. I feel that Beijing is almost as low as MINUS 5 degrees, and there is no heating in all places.