Temperature Conversion
Table converts °C → °F and °R, or °F
→ °C and °K.
Find “convert from” temperature in bold column and read result from °F
and °R or °C and °K columns.
Example 1: 183 °C = 361.4 °F and 821.1 °R.
Example 2: 183 °F = 83.9 °C and 357.0 °K.
Rankine | ||
from Rankine | to Rankine | |
Celsius | °C = (°R − 491.67) × 5⁄9 | °R = (°C + 273.15) × 9⁄5 |
Fahrenheit | °F = °R − 459.67 | °R = °F + 459.67 |
Kelvin | K = °R × 5⁄9 | °R = K × 9⁄5 |
Delisle | °De = (671.67 − °R) × 5⁄6 | °R = 671.67 − °De × 6⁄5 |
Newton | °N = (°R − 491.67) × 11⁄60 | °R = °N × 60⁄11 + 491.67 |
Réaumur | °Ré = (°R − 491.67) × 4⁄9 | °R = °Ré × 9⁄4 + 491.67 |
Rømer | °Rø = (°R − 491.67) × 7⁄24 + 7.5 | °R = (°Rø − 7.5) × 24⁄7 + 491.67 |
Leyden | °L = (°R × 5⁄9)+20,5 | °R = (°L+20,5) × 9⁄5 |
Kelvin | ||
from Kelvin | to Kelvin | |
Celsius | °C = K − 273.15 | K = °C + 273.15 |
Fahrenheit | °F = K × 9⁄5 − 459.67 | K = (°F + 459.67) × 5⁄9 |
Rankine | °R = K × 9⁄5 | K = °R × 5⁄9 |
Delisle | °De = (373.15 − K) × 3⁄2 | K = 373.15 − °De × 2⁄3 |
Newton | °N = (K − 273.15) × 33⁄100 | K = °N × 100⁄33 + 273.15 |
Réaumur | °Ré = (K − 273.15) × 4⁄5 | K = °Ré × 5⁄4 + 273.15 |
Rømer | °Rø = (K − 273.15) × 21⁄40 + 7.5 | K = (°Rø − 7.5) × 40⁄21 + 273.15 |
Celsius | ||
from Celsius | to Celsius | |
Fahrenheit | °F = °C × 9⁄5 + 32 | °C = (°F − 32) × 5⁄9 |
Kelvin | K = °C + 273.15 | °C = K − 273.15 |
Rankine | °R = (°C + 273.15) × 9⁄5 | °C = (°R − 491.67) × 5⁄9 |
Delisle | °De = (100 − °C) × 3⁄2 | °C = 100 − °De × 2⁄3 |
Newton | °N = °C × 33⁄100 | °C = °N × 100⁄33 |
Réaumur | °Ré = °C × 4⁄5 | °C = °Ré × 5⁄4 |
Rømer | °Rø = °C × 21⁄40 + 7.5 | °C = (°Rø − 7.5) × 40⁄21 |
Fahrenheit | ||
from Fahrenheit | to Fahrenheit | |
Celsius | °C = (°F − 32) × 5⁄9 | °F = °C × 9⁄5 + 32 |
Kelvin | K = (°F + 459.67) × 5⁄9 | °F = K × 9⁄5 − 459.67 |
Rankine | °R = °F + 459.67 | °F = °R − 459.67 |
Delisle | °De = (212 − °F) × 5⁄6 | °F = 212 − °De × 6⁄5 |
Newton | °N = (°F − 32) × 11⁄60 | °F = °N × 60⁄11 + 32 |
Réaumur | °Ré = (°F − 32) × 4⁄9 | °F = °Ré × 9⁄4 + 32 |
Rømer | °Rø = (°F − 32) × 7⁄24 + 7.5 | °F = (°Rø − 7.5) × 24⁄7 + 32 |
Newton | ||
from Newton | to Newton | |
Celsius | °C = °N × 100⁄33 | °N = °C × 33⁄100 |
Fahrenheit | °F = °N × 60⁄11 + 32 | °N = (°F − 32) × 11⁄60 |
Kelvin | K = °N × 100⁄33 + 273.15 | °N = (K − 273.15) × 33⁄100 |
Rankine | °R = °N × 60⁄11 + 491.67 | °N = (°R − 491.67) × 11⁄60 |
Delisle | °De = (33 − °N) × 50⁄11 | °N = 33 − °De × 11⁄50 |
Réaumur | °Ré = °N × 80⁄33 | °N = °Ré × 33⁄80 |
Rømer | °Rø = °N × 35⁄22 + 7.5 | °N = (°Rø − 7.5) × 22⁄35 |
Réaumur | ||
from Réaumur | to Réaumur | |
Celsius | °C = °Ré × 5⁄4 | °Ré = °C × 4⁄5 |
Fahrenheit | °F = °Ré × 9⁄4 + 32 | °Ré = (°F − 32) × 4⁄9 |
Kelvin | K = °Ré × 5⁄4 + 273.15 | °Ré = (K − 273.15) × 4⁄5 |
Rankine | °R = °Ré × 9⁄4 + 491.67 | °Ré = (°R − 491.67) × 4⁄9 |
Delisle | °De = (80 − °Ré) × 15⁄8 | °Ré = 80 − °De × 8⁄15 |
Newton | °N = °Ré × 33⁄80 | °Ré = °N × 80⁄33 |
Rømer | °Rø = °Ré × 21⁄32 + 7.5 | °Ré = (°Rø − 7.5) × 32⁄21 |
Rømer | ||
from Rømer | to Rømer | |
Celsius | °C = (°Rø − 7.5) × 40⁄21 | °Rø = °C × 21⁄40 + 7.5 |
Fahrenheit | °F = (°Rø − 7.5) × 24⁄7 + 32 | °Rø = (°F − 32) × 7⁄24 + 7.5 |
Kelvin | K = (°Rø − 7.5) × 40⁄21 + 273.15 | °Rø = (K − 273.15) × 21⁄40 + 7.5 |
Rankine | °R = (°Rø − 7.5) × 24⁄7 + 491.67 | °Rø = (°R − 491.67) × 7⁄24 + 7.5 |
Delisle | °De = (60 − °Rø) × 20⁄7 | °Rø = 60 − °De × 7⁄20 |
Newton | °N = (°Rø − 7.5) × 22⁄35 | °Rø = °N × 35⁄22 + 7.5 |
Réaumur | °Ré = (°Rø − 7.5) × 32⁄21 | °Rø = °Ré × 21⁄32 + 7.5 |