🌡️ Temperature

Switch between Celsius, Fahrenheit, and Kelvin scales.

About Temperature tools

Temperature conversions are not just a simple multiplier. Most scales include offsets (for example, Fahrenheit and Celsius), which is why this category shows both the conversion logic and reference tables for verification.

Use these converters when you need consistent definitions and fast checks across common temperature scales.

Offset-based conversions
Convert correctly between scales that use offsets (°F, °C, K) without multiplier-only mistakes.
Quick verification
Use examples and tables to sanity-check results for common reference points.
Consistent definitions
Keep symbols and scale names consistent when moving between standards.

Featured tools

celsius → fahrenheitkelvin → celsiusfahrenheit → celsiusrankine → celsiuscelsius → kelvin

Top conversions people use

People often convert celsius → fahrenheit, kelvin → celsius, fahrenheit → celsius.

celsius → fahrenheitkelvin → celsiusfahrenheit → celsiusrankine → celsiuscelsius → kelvincelsius → rankinecelsius → newtoncelsius → reaumurcelsius → delislecelsius → romer

FAQ

Why is temperature conversion different from other units?
Many temperature scales use an offset (not only multiplication/division). That’s why the formula includes addition/subtraction terms.
Why can results differ between websites?
Some sites round aggressively or mix scale definitions. Use the formula and example table to verify the exact conversion logic.
Are the results accurate?
Yes. Conversions run locally in your browser and display up to 8 decimals. For reporting, keep unit symbols and round at the end.

Available Tools

All Temperature Tools

Celsius
Symbol: °C
Fahrenheit
Symbol: °F
Kelvin
Symbol: K
Rankine
Symbol: °R
Newton
Symbol: °N
Réaumur
Symbol: °Ré
Delisle
Symbol: °De
Rømer
Symbol: °Rø

Celsius to Fahrenheit

Professional °C to °F conversion.

Kelvin to Celsius

Professional K to °C conversion.

Fahrenheit to Celsius

Professional °F to °C conversion.

Rankine to Celsius

Professional °R to °C conversion.

Celsius to Kelvin

Professional °C to K conversion.

Celsius to Rankine

Professional °C to °R conversion.

Celsius to Newton

Professional °C to °N conversion.

Newton to Celsius

Professional °N to °C conversion.

Celsius to Réaumur

Professional °C to °Ré conversion.

Réaumur to Celsius

Professional °Ré to °C conversion.

Celsius to Delisle

Professional °C to °De conversion.

Delisle to Celsius

Professional °De to °C conversion.

Celsius to Rømer

Professional °C to °Rø conversion.

Rømer to Celsius

Professional °Rø to °C conversion.