Airports are colder than cities, aren't they?

Airports are colder than cities, aren't they?

For example, when the city of Ankara, Turkey, had a January daily mean of +0.6*C, the airport in Ankara had a January daily mean of -1.5*C.

How are the differences between airport and city where you are from?

Airports are colder?

Updates
+1 y
I was talking about long term averages above.

2.1*C daily mean difference between city and airport
Airports are colder than cities, aren't they?
Post Opinion