What is hot weather?

Answer: It should be the temperature.

Analysis: temperature is a physical quantity that indicates the degree of hot and cold of an object, and the change of hot and cold that our body feels is characterized by temperature, which is a state quantity;

The essence of heat is the change of internal energy, which belongs to process quantity.

Expansion: We usually say that humidity is the pressure of water vapor in the air, which is divided into absolute humidity and relative humidity. What our bodies feel is relative humidity!

I hope it helps you. I wish you progress in your study and be happy every day!