If you teach an entire weather unit, this gives you an opportunity to purchase them all at an over 20 % discount rather than purchasing them each separately ($ 3 each). (tes.com)
Here is how to change weather unit on Google Home. (indabaa.com)
If in case, you are not happy with either, you can change weather unit from Fahrenheit to Celsius or Celsius to Fahrenheit. (indabaa.com)