the average daily maximum temperature is 21.85 Celsius and the average daily minimum temperature is - 4.7 Celsius the average daily maximum temperature is

Hello.

To find the answer you will have to add them then divide by 2.

So if you add 21.85+-4.7 you will get the answer of 17.15.

Then divide by two to get 8.575

The answer is: 8.575 Celsius

Have a nice day