Celsius to Kelvin
Convert Celsius to Kelvin instantly. K = °C + 273.15
Result
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Open °C → K page
Quick answers
- -18 °C = 255.15 K
- 0 °C = 273.15 K
- 20 °C = 293.15 K
- 25 °C = 298.15 K
- 37 °C = 310.15 K
- 100 °C = 373.15 K
Celsius to Kelvin conversion table
| Celsius (°C) | Kelvin (K) |
|---|---|
| -40 °C | 233.15 K |
| -18 °C | 255.15 K |
| -10 °C | 263.15 K |
| 0 °C | 273.15 K |
| 1 °C | 274.15 K |
| 2 °C | 275.15 K |
| 3 °C | 276.15 K |
| 4 °C | 277.15 K |
| 5 °C | 278.15 K |
| 6 °C | 279.15 K |
| 7 °C | 280.15 K |
| 8 °C | 281.15 K |
| 9 °C | 282.15 K |
| 10 °C | 283.15 K |
| 11 °C | 284.15 K |
| 12 °C | 285.15 K |
| 13 °C | 286.15 K |
| 14 °C | 287.15 K |
| 15 °C | 288.15 K |
| 16 °C | 289.15 K |
| 17 °C | 290.15 K |
| 18 °C | 291.15 K |
| 19 °C | 292.15 K |
| 20 °C | 293.15 K |
| 21 °C | 294.15 K |
| 22 °C | 295.15 K |
| 23 °C | 296.15 K |
| 24 °C | 297.15 K |
| 25 °C | 298.15 K |
| 26 °C | 299.15 K |
| 27 °C | 300.15 K |
| 28 °C | 301.15 K |
| 29 °C | 302.15 K |
| 30 °C | 303.15 K |
| 31 °C | 304.15 K |
| 32 °C | 305.15 K |
| 33 °C | 306.15 K |
| 34 °C | 307.15 K |
| 35 °C | 308.15 K |
| 36 °C | 309.15 K |
| 36.1 °C | 309.25 K |
| 36.2 °C | 309.35 K |
| 36.3 °C | 309.45 K |
| 36.4 °C | 309.55 K |
| 36.5 °C | 309.65 K |
| 36.6 °C | 309.75 K |
| 36.7 °C | 309.85 K |
| 36.8 °C | 309.95 K |
| Celsius (°C) | Kelvin (K) |
|---|---|
| 36.9 °C | 310.05 K |
| 37 °C | 310.15 K |
| 37.1 °C | 310.25 K |
| 37.2 °C | 310.35 K |
| 37.3 °C | 310.45 K |
| 37.4 °C | 310.55 K |
| 37.5 °C | 310.65 K |
| 37.7 °C | 310.85 K |
| 37.8 °C | 310.95 K |
| 37.9 °C | 311.05 K |
| 38 °C | 311.15 K |
| 38.1 °C | 311.25 K |
| 38.3 °C | 311.45 K |
| 38.4 °C | 311.55 K |
| 38.5 °C | 311.65 K |
| 38.6 °C | 311.75 K |
| 38.7 °C | 311.85 K |
| 39 °C | 312.15 K |
| 40 °C | 313.15 K |
| 41 °C | 314.15 K |
| 42 °C | 315.15 K |
| 43 °C | 316.15 K |
| 45 °C | 318.15 K |
| 47 °C | 320.15 K |
| 50 °C | 323.15 K |
| 55 °C | 328.15 K |
| 60 °C | 333.15 K |
| 70 °C | 343.15 K |
| 75 °C | 348.15 K |
| 80 °C | 353.15 K |
| 85 °C | 358.15 K |
| 90 °C | 363.15 K |
| 100 °C | 373.15 K |
| 115 °C | 388.15 K |
| 120 °C | 393.15 K |
| 150 °C | 423.15 K |
| 160 °C | 433.15 K |
| 170 °C | 443.15 K |
| 175 °C | 448.15 K |
| 180 °C | 453.15 K |
| 190 °C | 463.15 K |
| 200 °C | 473.15 K |
| 210 °C | 483.15 K |
| 220 °C | 493.15 K |
| 230 °C | 503.15 K |
| 250 °C | 523.15 K |
| 300 °C | 573.15 K |
Fixed points
- Absolute zero-273.15 °C equals 0 K
- Water freezes0 °C equals 273.15 K
- Room temperature20 °C equals 293.15 K
- Body temperature (about)37 °C equals 310.15 K
- Water boils at sea level100 °C equals 373.15 K
Conversion formula
K = °C + 273.15
Example: 20 °C = 293.15 K
On the Celsius scale water freezes at 0 °C and boils at 100 °C at sea level. The kelvin is the SI unit of temperature; 0 K is absolute zero, −273.15 °C.
You may also see this conversion written as “C to kelvin”.
Questions
How do you convert Celsius to Kelvin?
Use K = °C + 273.15. It is not a single multiplication, because the two scales have different zero points.
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