Converters
Celsius to Kelvin Converter
Convert celsius to kelvin instantly. 1 celsius = 274.15 kelvin.
274.15
1 °C = 274.15 K
Common conversions
From 1 celsius- Fahrenheit (°F)33.8
- Kelvin (K)274.15
Popular temperature conversions
How it works
K = °C + 273.15
Enter your celsius value, apply the °C→K formula above, and read the result. Examples: 1 °C = 274.15 K · 5 °C = 278.15 K · 10 °C = 283.15 K · 100 °C = 373.15 K.
Frequently asked
How many kelvin are in a celsius?
1 Celsius equals 274.15 Kelvin using the °C→K formula.
What is the formula to convert celsius to kelvin?
K = °C + 273.15
Is this conversion exact?
Temperature conversion formulas are defined exactly by international agreement, so results are limited only by floating-point precision.
Can I convert in the opposite direction?
Yes — use our Kelvin to Celsius converter, or multiply your value by -272.15.
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