How to convert it
- Subtract 32: 0 − 32 = -32.
- Multiply by 5/9: -32 × 5 ÷ 9 = -17.78 °C.
C = (F - 32) x 5/9
That is below the freezing point of water (0 °C / 32 °F), so expect ice and frost.
Temperature
0 °F in Celsius
Quick answer, the exact math, and nearby values. Need a different number? Use the Fahrenheit to Celsius Converter - Free.
Nearby values
| Value | Result |
|---|---|
| 0 °F in Celsius | 0 °F = -17.8 °C |
| 1 °F in Celsius | 1 °F = -17.2 °C |
| 2 °F in Celsius | 2 °F = -16.7 °C |
| 3 °F in Celsius | 3 °F = -16.1 °C |
| 4 °F in Celsius | 4 °F = -15.6 °C |
| 5 °F in Celsius | 5 °F = -15 °C |
| 6 °F in Celsius | 6 °F = -14.4 °C |
Frequently asked questions
What is 0 °F in Celsius?
0 °F = -17.8 °C (about -18 °C).
How is it calculated?
Subtract 32: 0 − 32 = -32. Multiply by 5/9: -32 × 5 ÷ 9 = -17.78 °C.
Conversion factors follow: NIST Special Publication 811 — Guide for the Use of the International System of Units (SI); BIPM — The International System of Units (SI Brochure, 9th edition).