Temperature Conversion Calculator
Convert between Celsius, Fahrenheit, Kelvin, Rankine, Réaumur, and Delisle with instant results.
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All Temperature Conversions
See your temperature in all supported units
Boiling Point (Water)
100°C
212°F · 373.15K
Freezing Point (Water)
0°C
32°F · 273.15K
Room Temperature
20°C
68°F · 293.15K
Absolute Zero
-273.15°C
0K · -459.67°F
Temperature Scales Explained
Understanding different temperature units
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Scientific Disclaimer: This temperature conversion calculator uses standard thermodynamic formulas. Results are accurate for practical purposes. For precise scientific measurements, consider significant figures and measurement uncertainty. Kelvin is the SI base unit for temperature.