Celsius to Kelvin Converter

Convert Celsius (°C) to Kelvin (K) instantly using our free calculator.

📐 Celsius to Kelvin Conversion Formula

The formula to convert Celsius to Kelvin is:

K = °C + 273.15

Example: 25 °C → 25 + 273.15 = 298.15 K

🔢 Conversion Table

Celsius (°C)Kelvin (K)
−273.15 °C0 K
0 °C273.15 K
25 °C298.15 K
100 °C373.15 K
200 °C473.15 K

❓ Frequently Asked Questions (FAQs)

1. What is absolute zero in Celsius?

Absolute zero is −273.15 °C, which equals 0 K.

2. Can Celsius be negative?

Yes, Celsius can be negative. For example, −40 °C = 233.15 K.

3. Why do scientists prefer Kelvin?

Kelvin is preferred for scientific work because it starts at absolute zero, allowing precise thermodynamic calculations.

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