Fahrenheit to Kelvin
Convert Fahrenheit (°F) to Kelvin (K) instantly, with a formula, reference table, and FAQ.
Formula
Kelvin = (Fahrenheit × 0.555556) + 255.372
Fahrenheit (°F) and Kelvin (K) are both units of temperature. Use the converter above for any value, or check the quick-reference table below for common amounts.
Quick reference
| °F | K |
|---|---|
| 1 °F | 255.928 K |
| 5 °F | 258.15 K |
| 10 °F | 260.928 K |
| 25 °F | 269.261 K |
| 50 °F | 283.15 K |
| 100 °F | 310.928 K |
| 500 °F | 533.15 K |
| 1000 °F | 810.928 K |
Frequently asked questions
How many Kelvin is one Fahrenheit?
One Fahrenheit (°F) equals 255.928 Kelvin (K).
How do I convert Fahrenheit to Kelvin?
Multiply the value in Fahrenheit by 0.555556, then add 255.372, to get Kelvin.
Is the Fahrenheit to Kelvin conversion exact?
Yes — this converter uses the internationally defined conversion factor between fahrenheit and kelvin, accurate to several decimal places.