Ok Americans, time to catch up with the rest of the planet.
Temperatures in Celsius:
100 is boiling, 30 is hot, 20 is nice, 10 is cold, and 0 is ice.
100C = 212F
30C = 86F
20C = 68F
10C = 50F
0C = 32F
37C = Normal Human Body Temperature
120F = 48.8C (In Arizona, but it's a dry heat...)