Convert Fahrenheit to Kelvin
1 °F = 255.93 K. Change the amount below, or read the formula and the reference table further down.
1 Fahrenheit equals
Kelvin
1 °F = 255.93 K
The formula
Fahrenheit and Kelvin do not share a zero point, so the conversion needs an offset as well as a scale factor.
K = (°F × 0.55555556 − 17.777778 + 273.15) ÷ 1
Going the other way? Convert Kelvin to Fahrenheit.
Fahrenheit to Kelvin table
Common values, rounded for reading.
| Fahrenheit (°F) | Kelvin (K) |
|---|---|
| 1 | 255.93 |
| 2 | 256.48 |
| 3 | 257.04 |
| 4 | 257.59 |
| 5 | 258.15 |
| 6 | 258.71 |
| 7 | 259.26 |
| 8 | 259.82 |
| 9 | 260.37 |
| 10 | 260.93 |
| 15 | 263.71 |
| 20 | 266.48 |
| 25 | 269.26 |
| 30 | 272.04 |
| 40 | 277.59 |
| 50 | 283.15 |
| 75 | 297.04 |
| 100 | 310.93 |
| 250 | 394.26 |
| 500 | 533.15 |
| 1,000 | 810.93 |
Questions people ask
- What is 1 °F in Kelvin?
- 1 °F is 255.93 K. The two scales have different zero points, so the gap between them is not a fixed ratio.
- How do I convert Fahrenheit to Kelvin by hand?
- These scales have different zero points, so you cannot use a single multiplier. Apply K = (°F × 0.55555556 − 17.777778 + 273.15) ÷ 1.
- What is 1 Fahrenheit in Kelvin?
- 1 Fahrenheit is 255.93 Kelvin.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.