Celsius to Fahrenheit Converter
Convert celsius to fahrenheit online. 100 °C = 212 °F. Free, instant Celsius-to-Fahrenheit converter. Works both ways with a formula and reference table.
Celsius → Fahrenheit
1 °C = 33.8 °F
Celsius to Fahrenheit conversion table
| Celsius (°C) | Fahrenheit (°F) |
|---|---|
| 1 °C | 33.8 °F |
| 2 °C | 35.6 °F |
| 5 °C | 41 °F |
| 10 °C | 50 °F |
| 25 °C | 77 °F |
| 50 °C | 122 °F |
| 100 °C | 212 °F |
- Instant, live Celsius ↔ Fahrenheit conversion
- Accurate to the exact formula
- Converts in both directions
- Reference table of common values
- 100% private — runs entirely in your browser
- Free, no sign-up, works offline
How to use the Celsius to Fahrenheit Converter
- 1
Type the number of celsius in the first box.
- 2
Read the equivalent value in fahrenheit instantly in the second box.
- 3
Or type a Fahrenheit value to convert back to celsius — it works both ways.
- 4
Copy the result, or check the reference table for common conversions.
About the Celsius to Fahrenheit Converter
The ByteTools Celsius to Fahrenheit Converter turns any Celsius temperature into Fahrenheit instantly using the standard conversion formula, °F = (°C × 9/5) + 32. Type a value and the result updates live, with the formula and a quick reference table shown below.
Temperature conversions are essential for weather, cooking, science and travel between countries that use Celsius and Fahrenheit. Everything is calculated locally in your browser — nothing is uploaded — so it is fast, private and works offline. Enter a number in either box to convert both ways, and use the table for common Celsius-to-Fahrenheit values at a glance.
Frequently asked questions
What is the formula to convert Celsius to Fahrenheit?
Use °F = (°C × 9/5) + 32. Enter any Celsius value and this tool applies the formula instantly. For example, 100 °C equals 212 °F.
What is 0 °C in Fahrenheit?
Zero °C equals 32 °F. Temperature scales have different zero points, so the conversion is an offset formula rather than a simple multiplication.
How do I convert Fahrenheit back to Celsius?
Apply the inverse formula, or simply use our Fahrenheit to Celsius converter for the reverse direction. Both pages share the same exact conversion so the numbers always match.
Is this Celsius to Fahrenheit converter free and private?
Yes. The conversion runs entirely in your browser with JavaScript — nothing you type is uploaded, logged or stored. It is completely free, needs no sign-up and keeps working offline once loaded.