Why is the weather degree of Apple mobile phone 5. 1 72?

T =1.8t℃+32 (T is the temperature in Celsius and T is the temperature in Fahrenheit).

So your 72 C =1.8t+32, the actual temperature is more than 22 degrees Celsius.

So your expression above should mean Fahrenheit. According to our usual degree, it is 22.2 degrees Celsius.