Kelvin to Fahrenheit Converter
Convert kelvins (K) to degrees Fahrenheit (°F) as you type — °F = (K − 273.15) × 9/5 + 32. Switch units, change the precision or copy the result.
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How to use this tool
Steps for using the Unit Converter.
- Enter a value in From — kelvins are already selected.
- The result in degrees Fahrenheit appears instantly. Change either unit to convert to anything else in temperature.
- Use the swap button for the reverse conversion, and set the decimal places you need.
- Turn on Show formula to see the calculation, then copy or share the result.
Example
0 K to °F
0 K°F = (0 − 273.15) × 9/5 + 32 = -459.67 °FCommon use cases
- Weather forecasts and thermostat settings in °C and °F.
- Oven temperatures in recipes (180 °C ≈ 356 °F).
- Science, engineering and colour temperatures in kelvin.
Kelvin to Fahrenheit conversion table
| Kelvin (K) | Fahrenheit (°F) |
|---|---|
| 0 K | -459.67 °F |
| 77 K | -321.07 °F |
| 200 K | -99.67 °F |
| 250 K | -9.67 °F |
| 273.15 K | 32 °F |
| 283.15 K | 50 °F |
| Kelvin (K) | Fahrenheit (°F) |
|---|---|
| 293.15 K | 68 °F |
| 300 K | 80.33 °F |
| 310.15 K | 98.6 °F |
| 373.15 K | 212 °F |
| 500 K | 440.33 °F |
| 1,000 K | 1,340.33 °F |
Values rounded to 6 decimal places.
Related conversions
The units
- Kelvin (K)
- SI base unit; 0 K is absolute zero. Part of the SI system.
- Fahrenheit (°F)
- °C × 9/5 + 32. Part of the US customary system.
How to convert kelvins to degrees Fahrenheit
Converting scientific temperatures to the scale used in the US.
To convert kelvins to degrees Fahrenheit, use °F = (K − 273.15) × 9/5 + 32. Temperature scales have different zero points, so the conversion adds an offset as well as scaling — multiplying alone gives the wrong answer.
Kelvin (K): SI base unit; 0 K is absolute zero. Fahrenheit (°F): °C × 9/5 + 32.
For the opposite direction, use the Fahrenheit to kelvin converter. All temperature units are on the temperature converter.
Limitations
- Results are rounded to the decimal places you choose; the calculation itself keeps full precision.
Frequently asked questions
How do I convert kelvins to degrees Fahrenheit?
Use °F = (K − 273.15) × 9/5 + 32. For example, 0 K = -459.67 °F and 273.15 K = 32 °F.
At what temperature are Celsius and Fahrenheit equal?
At −40: −40 °C = −40 °F.
What is normal body temperature in Fahrenheit?
37 °C = 98.6 °F.