Four degrees Celsius is 40 Fahrenheit, and 40 Celsius is 104 Fahrenheit. So if you're on vacation and you hear it’s going to be 32 today, you know that that’s more than 28 (82 Fahrenheit) but ...

If the forecast calls for 32 degrees Fahrenheit in Houston, it’s time to bundle up and prepare for possible ice outside. However, if the forecast was in Celsius, it would be a great day to go to ...