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Celsius to Fahrenheit
Type a value in either box. Formula: °F = °C × 9/5 + 32.
How to convert Celsius to Fahrenheit
Use this formula:
°F = °C × 9/5 + 32
Example: 25 °C = 77 °F.
Good to know
Quick mental estimate: double the Celsius value and add 30. It is close for everyday weather (20 °C ≈ 70 °F, real answer 68 °F) but drifts at extremes. Normal body temperature is about 37 °C, or 98.6 °F.
Celsius to Fahrenheit chart
| Celsius (°C) | Fahrenheit (°F) |
|---|---|
| -40 °C | -40 °F |
| -30 °C | -22 °F |
| -20 °C | -4 °F |
| -10 °C | 14 °F |
| -5 °C | 23 °F |
| 0 °C | 32 °F |
| 5 °C | 41 °F |
| 10 °C | 50 °F |
| 15 °C | 59 °F |
| 18 °C | 64.4 °F |
| 20 °C | 68 °F |
| 21 °C | 69.8 °F |
| 22 °C | 71.6 °F |
| 25 °C | 77 °F |
| 30 °C | 86 °F |
| 35 °C | 95 °F |
| 37 °C | 98.6 °F |
| 40 °C | 104 °F |
| 50 °C | 122 °F |
| 60 °C | 140 °F |
| 80 °C | 176 °F |
| 100 °C | 212 °F |
| 150 °C | 302 °F |
| 180 °C | 356 °F |
| 200 °C | 392 °F |
| 220 °C | 428 °F |
| 250 °C | 482 °F |
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