Temperature Converter: convert Celsius, Fahrenheit, and Kelvin instantly for weather, cooking, and science.
Convert temperature units instantly — C to F, F to C, or K to C. Perfect for cooking, weather, science, and everyday temperature conversions.
Temperature:
The converter applies exact temperature formulas (not simple multiplication). Absolute zero limits are enforced.
| °F | (°C × 9/5) + 32 |
|---|---|
| °C | (°F - 32) × 5/9 |
| K | °C + 273.15 |
| °C from K | K - 273.15 |
Temperature Converter FAQs
What is a temperature converter?
A temperature converter converts temperature units such as °C, °F, K, and °R. It is useful for weather, cooking, science, engineering, HVAC, and laboratory calculations.
How do I convert Celsius to Fahrenheit?
Enter a value, choose °C as the source unit, and choose °F as the target unit. The formula is °F = °C × 9/5 + 32.
How do I convert Fahrenheit to Celsius?
Enter the value, select °F as the source unit, and select °C as the target unit. The formula is °C = (°F - 32) × 5/9.
What is the difference between Celsius, Fahrenheit, Kelvin, and Rankine?°C is widely used for weather and science, °F is common in the United States, K is the SI temperature unit used in science, and °R is an absolute temperature scale based on Fahrenheit degrees.
Is Kelvin written with a degree symbol?
No. Kelvin is written as K, not °K. For example, room temperature is about 293 K.
When should I use a temperature converter?
Use a temperature converter when comparing weather forecasts, recipes, laboratory data, thermodynamic values, HVAC settings, industrial process temperatures, or specifications shown in different unit systems.
Can I use this converter for weather, cooking, and science?
Yes. This temperature converter is useful for everyday weather, cooking temperatures, scientific calculations, engineering formulas, HVAC work, and laboratory measurements.
