°F to Kelvin
Subtract 32, multiply by five ninths and add 273.15. Fahrenheit 32 — the freezing point of water — is 273.15 K.
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Common values
Formula
K = ℉ × 0.5555555556 + 255.3722222222
Kelvin takes no degree sign. It is 273.15 K, never 273.15 °K.
Frequently asked questions
QHow many K is 1 ℉?
1 ℉ is 255.93 K, and 10 ℉ is 260.93 K. Type any value in the box above to convert instantly.
QAnd how many ℉ is 1 K?
1 K is -457.87 ℉. This converter works both ways, so typing in the right box updates the left one.
QWhere is this unit used?
Kelvin takes no degree sign. It is 273.15 K, never 273.15 °K.
Other converters
Traditional units (geun, doe, majigi and so on) vary by region and product.