Which is warmer in Guangzhou or Shanghai during the Spring Festival?

Generally speaking, Guangzhou will be warmer during the Spring Festival.

Both Guangzhou and Shanghai are located in the subtropical zone of China, but the climate in Guangzhou is usually warmer than that in Shanghai. This is mainly because the geographical location of Guangzhou is closer to the south, which makes the climate in Guangzhou relatively warm. During the Spring Festival, the temperature in Guangzhou is usually higher than that in Shanghai, which makes the Spring Festival in Guangzhou more pleasant.

Generally speaking, the temperature in Guangzhou is usually warmer during the Spring Festival, but this does not mean that the temperature in Shanghai will be too low, but it is relatively less warm than that in Guangzhou.