5 C to Kelvin – Answer with Formula

The conversion of 5 degrees Celsius to Kelvin is 278.15 K.

Since Celsius and Kelvin scales are directly related by a simple addition of 273.15, converting 5°C involves adding this value to the Celsius temperature, resulting in 278.15 Kelvin. This helps to measure absolute temperature starting from absolute zero, where 0 K equals -273.15°C.

Conversion Result and Explanation

When converting 5 c to kelvin, you add 273.15 to the Celsius value, which gives 278.15 Kelvin. This is because the Kelvin scale starts at absolute zero and increases linearly without degrees. Therefore, the temperature in Kelvin is always 273.15 more than in Celsius for the same temperature.

Conversion Tool


Result in kelvin:

Conversion Formula

The formula to convert Celsius to Kelvin is K = C + 273.15, where K is the temperature in Kelvin and C is in Celsius. This formula works because Kelvin starts at absolute zero (-273.15°C), and each degree Celsius equals one Kelvin. For example, if C = 5, then K = 5 + 273.15 = 278.15.

Conversion Example

  • Convert 10°C to Kelvin:
    • Start with Celsius: 10°C.
    • Add 273.15 to Celsius: 10 + 273.15.
    • Result: 283.15 Kelvin.
  • Convert -15°C to Kelvin:
    • Begin with Celsius: -15°C.
    • Add 273.15: -15 + 273.15.
    • Result: 258.15 Kelvin.
  • Convert 25°C to Kelvin:
    • Start with Celsius: 25°C.
    • Add 273.15: 25 + 273.15.
    • Result: 298.15 Kelvin.
  • Convert 0°C to Kelvin:
    • Start with Celsius: 0°C.
    • Add 273.15: 0 + 273.15.
    • Result: 273.15 Kelvin.

Conversion Chart

°CKelvin
-20.0253.15
-15.0258.15
-10.0263.15
-5.0268.15
0.0273.15
5.0278.15
10.0283.15
15.0288.15
20.0293.15
25.0298.15
30.0303.15

This chart shows Celsius temperatures and their corresponding Kelvin values. To read it, find your Celsius value and see the Kelvin next to it. Use it to quickly estimate temperatures without calculation.

Related Conversion Questions

  • What is 5 degrees Celsius in Kelvin and how do I convert it?
  • How do I quickly convert Celsius to Kelvin for 5°C?
  • What is the Kelvin equivalent of a 5°C temperature?
  • Can you show me how to convert 5 degrees Celsius to Kelvin step-by-step?
  • What is 5°C in terms of absolute temperature in Kelvin?
  • Why do I need to add 273.15 to Celsius to get Kelvin?
  • Is 5°C the same as 278.15 Kelvin, or is there a mistake?

Conversion Definitions

“c” stands for Celsius, a temperature scale where 0°C is the freezing point of water and 100°C its boiling point at standard pressure. It is based on the metric system and used worldwide for everyday temperature measurements.

“kelvin” is an absolute temperature scale starting at absolute zero, the point where particles have minimum thermal motion. It is used in scientific contexts, with 0 K representing the absence of all thermal energy and temperatures increasing linearly.

Conversion FAQs

How precise is converting 5°C to Kelvin?

The conversion of 5°C to Kelvin is precise with the addition of 273.15, resulting in 278.15 Kelvin. This is a fixed mathematical relationship, so the result does not vary unless the Celsius value changes.

Why is Kelvin always higher than Celsius?

Kelvin starts at absolute zero, which is -273.15°C. Since temperature scales measure thermal energy, Kelvin values are always 273.15 higher than Celsius values for the same temperature, reflecting the shift from relative to absolute measurement.

Can I convert Kelvin back to Celsius easily?

Yes, simply subtract 273.15 from the Kelvin value. For example, 278.15 K minus 273.15 equals 5°C. This reverse calculation allows for conversion in either direction based on your needs.