Celsius to Kelvin Conversion
You are currently converting Temperature units from Celsius to Kelvin
1 Celsius (°C)
=
274.15 Kelvin (K)
Visit Kelvin to Celsius ConversionCelsius : Celsius, also known as centigrade, is a unit of measurement for temperature. The degree Celsius (symbol: °C) can refer to a specific temperature on the Celsius scale as well as a unit to indicate a temperature interval, a difference between two temperatures or an uncertainty. In 1948, the 9th CGPM and the CIPM formally adopted "degree Celsius".
Kelvin : The Kelvin (symbol: K) is a unit of measurement for temperature, which also is one of the seven base units in the International System of Units (SI). The Kelvin is the major unit of measurement in the physical sciences, but is often used in conjunction with the degree Celsius.
Temperature Conversion Calculator
FAQ about Celsius to Kelvin Conversion
0 degrees Celsius is equal to 273.15 degrees Kelvin:
0 °C = 273.15 K
The temperature T in Kelvin (K) is equal to the temperature T in degrees Celsius (°C) plus 273.15, that conversion formula:
T(K) = T(°C) + 273.15
0 Celsius is equal to 273.15 Kelvin:
0°C = 0°C + 273.15 = 273.15K
373.15 Kelvin is equal to 100 Celsius:
373.15K = 373.15K - 273.15 = 100°C
T(K) = 30(°C) + 273.15 = 303.15K
Temperature Conversion Formula
| From | To | Formula |
|---|---|---|
| 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 = ℃ × 1.8 + 32 |
| Celsius | Kelvin | K = ℃ + 273.15 |
| Celsius | Rankine | °Ra = ℃ × 1.8 + 32 + 459.67 |
| Celsius | Réaumur | °R =℃ × 0.8 |
| Kelvin | Celsius | ℃ = 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 | ℃ = (°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 | ℃ = °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 |
Common temperature
| Celsius (℃) | Kelvin (K) | Fahrenheit (°F) | Rankine (°Ra) | Réaumur (°R) | Description |
|---|---|---|---|---|---|
| -273.15 | 0 | -459.67 | 0 | -218.52 | Absolute Zero |
| -17.78 | 255.37 | 0 | 459.67 | -14.22 | |
| 0 | 273.15 | 32 | 491.67 | 0 | Freezing point |
| 5 | 278.15 | 41 | 500.67 | 4 | |
| 10 | 283.15 | 50 | 509.67 | 8 | |
| 15 | 288.15 | 59 | 518.67 | 12 | |
| 20 | 293.15 | 68 | 527.67 | 16 | |
| 25 | 298.15 | 77 | 536.67 | 20 | Comfortable |
| 30 | 303.15 | 86 | 545.67 | 24 | |
| 37 | 310.15 | 98.6 | 558.67 | 29.6 | Average body |
| 37.78 | 310,93 | 100 | 559.67 | 30.22 | |
| 100 | 373.15 | 212 | 671.67 | 80 | Boiling point |
| 125 | 398.15 | 257 | 716.67 | 100 |
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Celsius and Kelvin are two temperature scales used to measure temperature. The Kelvin scale is based on absolute zero, while the Celsius scale is based on water's freezing and boiling points at standard atmospheric pressure.
To convert between Celsius and Kelvin, you can use the following formula: K = °C + 273.15
In this formula, K represents the temperature in Kelvin, and °C represents Celsius. To convert Celsius to Kelvin, you add 273.15 to the Celsius temperature. To convert Kelvin to Celsius, you subtract 273.15 from the Kelvin temperature.
For example, if you have a temperature of 20°C, you can convert it to Kelvin as follows: K = 20°C + 273.15, K = 293.15 K
Similarly, if you have a temperature of 300 K, you can convert it to Celsius as follows: °C = 300 K - 273.15, °C = 26.85°C
So, the relationship between Celsius and Kelvin is that they are related by a constant offset of 273.15, and you can convert between them using the formula K = °C + 273.15.
Absolute zero is the lowest possible temperature that can be achieved, where all matter has minimal thermal motion. This temperature is often expressed in both Celsius and Kelvin scales.
In Celsius, the absolute zero temperature is -273.15°C. This is because the Celsius scale is based on water's freezing and boiling points, where 0°C is the freezing point and 100°C is the boiling point at standard atmospheric pressure. So, absolute zero is -273.15°C below the freezing point of water.
In Kelvin, the absolute zero temperature is 0 K (Kelvin). The Kelvin scale is a whole temperature scale that starts at absolute zero. Unlike Celsius, the Kelvin scale does not use degrees. Thus, 0 K represents absolute zero, where matter particles have the least possible thermal energy.
To convert between Celsius and Kelvin, you can use the following formula:
K = °C + 273.15
So, the absolute zero in Kelvin is 0 K, and the absolute zero in Celsius is -273.15°C.
To convert 40 Celsius to Kelvin, you need to add 273.15 to the Celsius temperature since Kelvin starts at absolute zero, which is -273.15 Celsius. Temperature(K) = Temperature(°C) + 273.15,
So, 40 Celsius in Kelvin is: 40 Celsius + 273.15 = 313.15 Kelvin Therefore, 40 Celsius is equal to 313.15 Kelvin on the Kelvin scale.
Kelvin (K) is a temperature measurement unit in the International System of Units (SI). Unlike the Celsius (°C) and Fahrenheit (°F) scales, which are based on the freezing and boiling points of water, the Kelvin scale is based on absolute zero, which is the theoretical temperature at which all molecular motion stops. The Kelvin scale is, therefore, often used in scientific fields such as physics, chemistry, and astronomy, where shallow temperatures are measured.
The Kelvin scale has the same size degree as the Celsius scale, but it starts at absolute zero (-273.15°C) instead of the freezing point of water (0°C). Therefore, to convert a temperature from Celsius to Kelvin, you add 273.15 to the Celsius temperature.
For example, if the temperature is 20°C, the equivalent temperature in Kelvin would be 293.15K (20 + 273.15).
In summary, the Kelvin scale is a unit of temperature measurement used primarily in scientific fields where shallow temperatures are measured, and it is based on absolute zero.