Temperature Converter
Free online temperature converter — convert between Celsius, Fahrenheit, Kelvin and more, instantly in your browser.
All conversions
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Runs entirely in your browser — nothing you enter is uploaded or stored.
How this temperature converter works
Type a value, pick the unit you have and the unit you want — the result updates instantly, along with a full table converting your value into every supported temperature unit. All math runs locally in your browser.
Supported units
- Celsius (°C)
- Fahrenheit (°F)
- Kelvin (K)
Frequently asked questions
How do I convert Celsius to Fahrenheit?
Enter your temperature, choose the scale you have and the scale you want — the result is instant. For reference: °F = °C × 9/5 + 32, and K = °C + 273.15.
Which temperature units does this converter support?
3 units: Celsius, Fahrenheit, Kelvin. The table below shows your value in every unit at once.
Is this temperature converter free and private?
Yes — completely free, no sign-up, and all conversion happens locally in your browser. Nothing you enter is uploaded or stored.