How do I convert Celsius to Fahrenheit?

To convert Celsius to Fahrenheit, use the formula: °F = (°C × 9/5) + 32. For example, 20°C = (20 × 9/5) + 32 = 68°F.

What is the formula for Fahrenheit to Celsius?

To convert Fahrenheit to Celsius, use the formula: °C = (°F − 32) × 5/9. For example, 68°F = (68 − 32) × 5/9 = 20°C.

How do you convert Celsius to Kelvin?

To convert Celsius to Kelvin, add 273.15 to the Celsius value: K = °C + 273.15. For example, 0°C = 273.15K.

Temperature Converter

Convert temperatures instantly between Celsius, Fahrenheit and Kelvin. Real-time bidirectional conversion with formulas and reference table. Pure client-side.

Celsius °C

Fahrenheit °F

Kelvin K

Formula

°F = (°C × 9/5) + 32 °C = (°F − 32) × 5/9 K = °C + 273.15 °C = K − 273.15

Common Temperatures

Label	°C	°F	K
Absolute Zero	−273.15	−459.67	0
Water Freezing Point	0	32	273.15
Room Temperature	20	68	293.15
Human Body Temperature	37	98.6	310.15
Water Boiling Point	100	212	373.15