Kelvin to Celsius
25K = -248.15°C
For any other value: °C = K − 273.15
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-248.15 °C
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You can leave the unit in: 100 K is fine.
Kelvin to Celsius chart
The values people look up most.
| Kelvin | Celsius |
|---|---|
| 25 K | -248.15 °C |
| 100 K | -173.15 °C |
| 1 K | -272.15 °C |
| 273 K | -0.15 °C |
| 300 K | 26.85 °C |
| 50 K | -223.15 °C |
| 10 K | -263.15 °C |
| 273.15 K | 0 °C |
| 200 K | -73.15 °C |
| 150 K | -123.15 °C |
| 500 K | 226.85 °C |
| 373 K | 99.85 °C |
| 250 K | -23.15 °C |
| 32 K | -241.15 °C |
| 5 K | -268.15 °C |
| 298 K | 24.85 °C |
| 77 K | -196.15 °C |
| 1000 K | 726.85 °C |
| 4 K | -269.15 °C |
| 310 K | 36.85 °C |
| 400 K | 126.85 °C |
| 589 K | 315.85 °C |
| 293 K | 19.85 °C |
| 350 K | 76.85 °C |
| 110 K | -163.15 °C |
| 80 K | -193.15 °C |
| 2 K | -271.15 °C |
| 20 K | -253.15 °C |
| 50000 K | 49726.85 °C |
| 275 K | 1.85 °C |
Formula
°C = K − 273.15
Kelvin starts at absolute zero, so it is Celsius shifted by 273.15. There are no negative kelvin.
Where this number comes from
This factor is exact, not rounded. The degree Celsius is the kelvin shifted by exactly 273.15, as fixed by the SI.
Source: The International System of Units (SI Brochure), BIPM (Bureau International des Poids et Mesures).
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