Fahrenheit to Kelvin Converter

Convert Fahrenheit to Kelvin (°F to K) instantly. 1 degree Fahrenheit = 255.9277778 K. Includes the formula and a conversion table.

K = (°F − 32) × 5/9 + 273.15

How to convert Fahrenheit to Kelvin

K = (°F − 32) × 5/9 + 273.15

The relationship between Fahrenheit and Kelvin is not a simple multiplication, so apply the formula above. Example: 25 °F = 269.2611111 K.

Celsius and Kelvin differ by exactly 273.15. A Fahrenheit degree is 5/9 of a Celsius degree and 32 °F is the freezing point of water (0 °C).

Fahrenheit to Kelvin conversion table

Fahrenheit (°F)Kelvin (K)
-40 °F233.15 K
-20 °F244.2611111 K
-10 °F249.8166667 K
0 °F255.3722222 K
10 °F260.9277778 K
20 °F266.4833333 K
25 °F269.2611111 K
30 °F272.0388889 K
37 °F275.9277778 K
50 °F283.15 K
100 °F310.9277778 K
200 °F366.4833333 K

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Frequently asked questions

How many Kelvin are in 1 degree Fahrenheit?

1 degree Fahrenheit is equal to 255.9277778 K.

How do I convert Fahrenheit to Kelvin?

Use the formula K = (°F − 32) × 5/9 + 273.15. For example, 25 °F is 269.2611111 K.

How do I convert Kelvin back to Fahrenheit?

Use the formula °F = (K − 273.15) × 9/5 + 32, or open the Kelvin to Fahrenheit converter.

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