● Temperature conversion: Degree Celsius (centigrade) ●
Fahrenheit, kelvin, Rankine, and Réaumur

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 Fahrenheit °F Celsius °C (celsius) kelvin K Rankine °Ra Réaumur °R

All temperature conversion formulas

 Conversion from to Formula 9/5 = 1.8    9/4 = 2.25    10/8 = 1.25 Fahrenheit Celsius °C = (°F − 32) / 1.8 Fahrenheit Kelvin K = (°F + 459.67) / 1.8 Fahrenheit Rankine °Ra = °F + 459.67 Fahrenheit Réaumur °R = (°F − 32) / 2.25 Celsius Fahrenheit °F = °C × 1.8 + 32 Celsius Kelvin K = °C + 273.15 Celsius Rankine °Ra = °C × 1.8 + 32 + 459.67 Celsius Réaumur °R = °C × 0.8 Kelvin Celsius °C = K − 273.15 Kelvin Fahrenheit °F = K × 1.8 − 459.67 Kelvin Rankine °Ra = K × 1.8 Kelvin Réaumur °R = (K − 273.15) × 0.8 Rankine Celsius °C = (°Ra − 32 − 459.67) / 1.8 Rankine Fahrenheit °F = °Ra − 459.67 Rankine Kelvin K = °Ra / 1.8 Rankine Réaumur °R = (°Ra − 459.67 − 32) / 2.25 Réaumur Celsius °C = °R × 1.25 Réaumur Fahrenheit °F = °R × 2.25 + 32 Réaumur Kelvin K = °R × 1.25 + 273.15 Réaumur Rankine °Ra = °R × 2.25 + 32 + 459.67

Anders Celsius * 27.11.1701,Uppsala, † 25.4.1744, Uppsala, Swedish astronomer
Daniel Gabriel Fahrenheit, * 24.05.1686, Danzig, † 16.09.1736, Den Haag, German glassblower and physicist
William Thomson = Lord Kelvin, * 26.06.1824, Belfast, † 17.12.1907,Netherhall near Largs, British physicist
William John Macquorn Rankine, * 5.07.1820, Edinbourg, † 24.12.1872, Glasgow, Scottish engineer and physicist
René- Antoine Ferchault de Réaumur, * 28.02.1683, La Rochelle, † 18.10.1757, French biologist and physicist

Temperature degree scales comparison

Temperature conversion chart - table of comparison

 Celsius °C Kelvin K Fahrenheit °F Rankine °Ra Réaumur °Ré 125 398.15 257 716.67 100 100 373.15 212 671,67 80 37.78 310.93 100 559.67 30.22 37 310.15 98.6 558.27 29.6 30 303.15 86 545.67 24 25 298.15 77 536.67 20 20 293.15 68 527.67 16 15 288.15 59 518.67 12 10 283.15 50 509.67 8 5 278.15 41 500.67 4 0 273.15 32 491.67 0 −10 263.15 14 473.67 −8 −17.78 255.37 0 459.67 −14.22 −273.15 0 −459.67 0 −218.52