Reference sheet
Temperature conversion chart
Celsius, Fahrenheit, Kelvin. Factors are given to 7 significant figures; open the converter for full precision and the worked solution.
| Conversion | Formula |
|---|---|
| °C → °F | °F = °C × 9/5 + 32 |
| °F → °C | °C = (°F − 32) × 5/9 |
| °C → K | K = °C + 273.15 |
| K → °C | °C = K − 273.15 |
| °F → K | K = (°F + 459.67) × 5/9 |
| °F → °R | °R = °F + 459.67 |
| °C | °F |
|---|---|
| -40 °C | −40 °F |
| -20 °C | −4 °F |
| -10 °C | 14 °F |
| 0 °C | 32 °F |
| 10 °C | 50 °F |
| 20 °C | 68 °F |
| 25 °C | 77 °F |
| 30 °C | 86 °F |
| 37 °C | 98.6 °F |
| 40 °C | 104 °F |
| 50 °C | 122 °F |
| 60 °C | 140 °F |
| 80 °C | 176 °F |
| 100 °C | 212 °F |
| 150 °C | 302 °F |
| 200 °C | 392 °F |
| °F | °C |
|---|---|
| -40 °F | −40 °C |
| -20 °F | −28.88889 °C |
| -10 °F | −23.33333 °C |
| 0 °F | −17.77778 °C |
| 10 °F | −12.22222 °C |
| 20 °F | −6.666667 °C |
| 25 °F | −3.888889 °C |
| 30 °F | −1.111111 °C |
| 37 °F | 2.777778 °C |
| 40 °F | 4.444444 °C |
| 50 °F | 10 °C |
| 60 °F | 15.55556 °C |
| 80 °F | 26.66667 °C |
| 100 °F | 37.77778 °C |
| 150 °F | 65.55556 °C |
| 200 °F | 93.33333 °C |
Formula: °F = °C × 9/5 + 32
Need another value? Use the °C to °F converter or the temperature converter.
Unitglide · unitglide.app/reference/temperature · Factors from NIST SP 811, NIST Handbook 44 and the BIPM SI Brochure (9th ed.). Values rounded to 7 significant figures unless exact.