21 kelvins (21 K)
21 kelvins equals 21 Celsius degrees, 37.8 Fahrenheit degrees, 37.8 Rankine degrees and 21,000 millikelvins.
21 kelvins = 21 Celsius degrees
21 kelvins in all temperature difference units
| Unit | Value | Scientific notation |
|---|---|---|
| Celsius degrees (ΔC) | 21 | 2.1 × 101 |
| Fahrenheit degrees (ΔF) | 37.8 | 3.78 × 101 |
| Rankine degrees (ΔR) | 37.8 | 3.78 × 101 |
| Millikelvins (mK) | 21,000 | 2.1 × 104 |
| Réaumur degrees (ΔRé) | 16.8 | 1.68 × 101 |
| Delisle degrees (ΔDe) | 31.5 | 3.15 × 101 |
| Newton degrees (ΔN) | 6.93 | 6.93 × 100 |
| Rømer degrees (ΔRø) | 11.025 | 1.1025 × 101 |
Other amounts of kelvins
About the kelvin
A temperature difference of one kelvin is the same as a difference of one degree Celsius. Read more about kelvins.