Convert Fahrenheit to Kelvin
Fahrenheit to Kelvin conversion table
| Fahrenheit (°F) | Kelvin (K) |
|---|---|
| 1 °F | 255.927778 K |
| 2 °F | 256.483333 K |
| 5 °F | 258.15 K |
| 10 °F | 260.927778 K |
| 25 °F | 269.261111 K |
| 50 °F | 283.15 K |
| 100 °F | 310.927778 K |
| 200 °F | 366.483333 K |
| 500 °F | 533.15 K |
| 1000 °F | 810.927778 K |
How to convert fahrenheit to kelvin
Converting Fahrenheit to Kelvin requires two steps because the scales use different zero points and step sizes. Kelvin is the absolute temperature scale starting at absolute zero; Fahrenheit is a relative scale with 180 degrees between water's freeze and boil points.
Formula: K = ((°F − 32) × 5/9) + 273.15. Example: 32°F = ((32 − 32) × 5/9) + 273.15 = 273.15 K. 68°F = 293.15 K. −459.67°F = 0 K (absolute zero).
Engineering thermodynamics, cryogenics, and astrophysics may present data in Fahrenheit (US sources) while equations demand Kelvin. A furnace at 2,000°F = 1,366 K.
Shortcut path: convert °F → °C first, then add 273.15. Or combine into the single formula above for efficiency.
Related conversions
Frequently asked questions
K = ((°F − 32) × 5/9) + 273.15.
Absolute zero = 0 K = −273.15°C = −459.67°F.
K → °C: subtract 273.15. °C → °F: (°C × 9/5) + 32. Combined: °F = ((K − 273.15) × 9/5) + 32.