Temperature Converter

Convert between Celsius, Fahrenheit, and Kelvin

Select units to see formula

Temperature Reference

Water Boils
Celsius
100°C
Fahrenheit
212°F
Kelvin
373K
Water Freezes
Celsius
0°C
Fahrenheit
32°F
Kelvin
273K
Absolute Zero
Celsius
-273°C
Fahrenheit
-460°F
Kelvin
0K

Conversion Formulas

From To Formula
Celsius Fahrenheit °F = (°C × 9/5) + 32
Celsius Kelvin K = °C + 273.15
Fahrenheit Celsius °C = (°F - 32) × 5/9
Fahrenheit Kelvin K = (°F - 32) × 5/9 + 273.15
Kelvin Celsius °C = K - 273.15
Kelvin Fahrenheit °F = (K - 273.15) × 9/5 + 32