The first thing you need to do when typing the centigrade symbol (i.e. °C) in your iPhone or iPad is to type the degree symbol. If you have no idea how to directly type it, you can find the right solution in this article.
Step 1: Click the 123 button on the screen keyboard to open the number keyboard.
Step 2: Hold down zero (i.e. 0), and move your finger to choose the degree symbol (i.e. °).
After these two simple procedures, you can easily type the degree symbol in your iPhone or iPad.
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