How much is the difference in average temperatures in July between Harbin and Guangzhou in my country?

The average temperature in Harbin in July is 23.0℃ and in Guangzhou is 28.6℃. It should be said that Guangzhou is still much hotter than Harbin (the average temperature is 5.6℃ higher). Although the highest daytime temperature in Harbin may also be very hot, the two The heat is incomparable.

Hope this helps.

Data year: 1971-2000; Source: China Weather Network