How to use the Celsius to Fahrenheit Converter
- Type the number of Celsius in the box
- The value in Fahrenheit appears instantly
- Use the table for common values, or switch units to convert anything else
Celsius to Fahrenheit formula
°F = °C × 9/5 + 32
Example: 10 °C × the formula = 50 °F.
💡 Quick estimate: double the Celsius and add 30 (20 °C → 70 °F; actual 68 °F).
Celsius to Fahrenheit conversion chart
| Celsius | Fahrenheit |
|---|---|
| -40 °C | -40 °F |
| -10 °C | 14 °F |
| 0 °C | 32 °F |
| 10 °C | 50 °F |
| 15 °C | 59 °F |
| 20 °C | 68 °F |
| 25 °C | 77 °F |
| 30 °C | 86 °F |
| 35 °C | 95 °F |
| 37 °C | 98.6 °F |
| 40 °C | 104 °F |
| 100 °C | 212 °F |
| 180 °C | 356 °F |
| 200 °C | 392 °F |
Frequently asked questions
How do I convert Celsius to Fahrenheit?
Use the formula °F = °C × 9/5 + 32. For example, 10 °C = 50 °F.
What is 1 °C in Fahrenheit?
1 °C = 33.8 °F.
Any handy reference points?
Quick estimate: double the Celsius and add 30 (20 °C → 70 °F; actual 68 °F).
Is this Celsius to Fahrenheit converter accurate?
Yes. It uses exact definitions (for example, 1 inch = 2.54 cm and 1 lb = 0.45359237 kg) and shows up to 10 significant digits.
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