Convert Fahrenheit to Kelvin
Instant temperature conversion, with the formula and a full reference table.
1 °F
255.93 K
1 K = -457.87 °F
How to convert Fahrenheit to Kelvin
Temperature scales do not share a zero point, so the conversion needs an offset as well as a multiplier — you cannot simply scale the number.
°K = (°°F × 0.55555556 − 17.7778 + 273.15) ÷ 1
Worked example
To convert 25 °F: apply the formula above to get 269.26 K.
Fahrenheit to Kelvin conversion table
| Fahrenheit (°F) | Kelvin (K) |
|---|---|
| 1 | 255.93 |
| 2 | 256.48 |
| 3 | 257.04 |
| 5 | 258.15 |
| 10 | 260.93 |
| 20 | 266.48 |
| 25 | 269.26 |
| 50 | 283.15 |
| 100 | 310.93 |
| 250 | 394.26 |
| 500 | 533.15 |
| 1,000 | 810.93 |