Temperature Converter

Switch between Celsius, Fahrenheit, Kelvin and more with instant accuracy.

Calculation:

About Temperature Converter

Temperature is a physical property of matter that quantitatively expresses hot and cold. Because different countries and scientific fields use different scales, converting between them is a common task. Our tool supports the most popular scales: **Celsius**, **Fahrenheit**, and **Kelvin**.

Unlike other units, temperature scales don't all start at zero. For instance, 0°C is 32°F. This makes mental math difficult, which is why our precise calculator is helpful for students, travelers, and scientists alike.

How to Use

  • 1 Enter the temperature value in the left input box.
  • 2 Select the current scale (e.g., Celsius) from the dropdown.
  • 3 Select the target scale (e.g., Fahrenheit) on the right.
  • 4 The result updates instantly as you type or change units.

Temperature Comparison Table

Event Celsius (°C) Fahrenheit (°F) Kelvin (K)
Absolute Zero -273.15 °C -459.67 °F 0 K
Freezing point of water 0 °C 32 °F 273.15 K
Average Body Temp 37 °C 98.6 °F 310.15 K
Boiling point of water 100 °C 212 °F 373.15 K

Frequently Asked Questions

Multiply the temperature in Celsius by 9/5 (or 1.8) and then add 32. Formula: (°C × 9/5) + 32 = °F.
Kelvin is the primary unit of temperature in the International System of Units (SI). It is widely used in scientific and engineering research because it starts at absolute zero.