Temperature Converter
Convert Celsius, Fahrenheit and Kelvin with the exact formulas.
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About the Temperature Converter
Convert weather forecasts, oven settings, body temperature readings and science values between Celsius (°C), Fahrenheit (°F) and Kelvin (K). The formula used is shown with every result.
How to use the Temperature Converter
- Enter the temperature.
- Choose the From and To scales.
- The result and formula appear instantly.
How it works
- °F = °C × 9/5 + 32
- °C = (°F − 32) × 5/9
- K = °C + 273.15
Temperatures below absolute zero (−273.15 °C / 0 K) are not physically possible and are rejected.
Examples
- 37 °C (normal body temperature) = 98.6 °F
- 45 °C (a hot summer day) = 113 °F
- 350 °F (oven) ≈ 176.7 °C
Frequently asked questions
What is a quick way to estimate °F from °C?
Double the Celsius value and add 30. It is close for everyday temperatures; use the exact formula for precise values.