What is 100 °F in Celsius?

100 °F is 37.7778 °C, or about 37.8 °C rounded.

How do you work out 100 °F to °C?

°C = (°F − 32) × 5/9: 100 − 32 = 68, then 68 × 5/9 = 37.7778.

100 °F to °C

100 °F = 37.8 °C

100 degrees Fahrenheit is 37.7778 °C exactly, which rounds to 37.8 °C. In Kelvin that is 310.93 K. Close to typical human body temperature. The NHS treats 38 °C or above as a high temperature.

The working

°C = (°F − 32) × 5/9

100 − 32 = 68
68 × 5/9 = 37.7778

Convert a different value

Fahrenheit

°F

Celsius

°C

Kelvin

Rankine

°R

Decimals

Nearby values

°F	°C
90 °F	32.22 °C
95 °F	35 °C
97 °F	36.11 °C
98 °F	36.67 °C
98.6 °F	37 °C
99 °F	37.22 °C
100 °F	37.78 °C
101 °F	38.33 °C
102 °F	38.89 °C
103 °F	39.44 °C
104 °F	40 °C
105 °F	40.56 °C
110 °F	43.33 °C

Full Fahrenheit to Celsius converter · Oven temperatures