Convert fahrenheit to celsius
1 fahrenheit equals -17.2222 celsius. Type any number below — the other side updates instantly.
Fahrenheit to celsius — quick reference
| fahrenheit | celsius |
|---|---|
| -40 °F | -40 °C |
| 0 °F | -17.7778 °C |
| 32 °F | 0 °C |
| 50 °F | 10 °C |
| 60 °F | 15.5556 °C |
| 70 °F | 21.1111 °C |
| 75 °F | 23.8889 °C |
| 80 °F | 26.6667 °C |
| 85 °F | 29.4444 °C |
| 90 °F | 32.2222 °C |
| 95 °F | 35 °C |
| 98.6 °F | 37 °C |
| 100 °F | 37.7778 °C |
| 105 °F | 40.5556 °C |
| 150 °F | 65.5556 °C |
| 200 °F | 93.3333 °C |
| 250 °F | 121.111 °C |
| 300 °F | 148.889 °C |
| 350 °F | 176.667 °C |
| 400 °F | 204.444 °C |
| 450 °F | 232.222 °C |
| 500 °F | 260 °C |
How to convert
Temperature uses an offset, not a simple ratio. Fahrenheit converts to Celsius via the standard temperature formula. For reference: 1 °F ≈ -17.2222 °C, and 1 °C ≈ 33.8 °F.
About these units
Fahrenheit
- Definition
- Fahrenheit (symbol: °F) is a temperature scale where water freezes at 32 °F and boils at 212 °F. Each 1 °C change equals a 1.8 °F change.
- History
- Daniel Gabriel Fahrenheit proposed the scale in 1724. The original anchors were brine ice (0°), human body temperature (~96°), and a salt-water-ice mixture.
- Current use
- Fahrenheit is the standard temperature scale in the United States and a few small nations. Used elsewhere mainly for ovens and historical contexts.
Celsius
- Definition
- Celsius (symbol: °C) is a temperature scale where 0 °C is the freezing point of water and 100 °C is its boiling point at standard atmospheric pressure.
- History
- Anders Celsius proposed the inverted version of the scale (with 0° as boiling) in 1742; it was reversed to its current form shortly after his death.
- Current use
- Celsius is the everyday temperature scale in nearly every country and the standard scientific scale for non-thermodynamic work.
Frequently asked
- How many celsius are in 1 fahrenheit?
- 1 fahrenheit = -17.2222 celsius.
- How do you convert fahrenheit to celsius?
- Temperature uses an offset, not a simple ratio. Fahrenheit converts to Celsius via the standard temperature formula. For reference: 1 °F ≈ -17.2222 °C, and 1 °C ≈ 33.8 °F.
- What is 98.6 fahrenheit in celsius?
- 98.6 fahrenheit = 37 celsius.
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