Temperature
Celsius to Fahrenheit Converter
Convert Celsius to Fahrenheit instantly with a live converter and a reference chart. The formula is °F = (°C × 9/5) + 32.
1 Celsius
33.800
Fahrenheit
1 c = 33.800 f
33.800
How to convert Celsius to Fahrenheit
To convert Celsius to Fahrenheit, multiply by 9/5 (1.8) and add 32: °F = (°C × 9/5) + 32. For example, 20°C × 1.8 = 36, plus 32 = 68°F.
For a rough mental estimate, double the Celsius value and add 30 — it's within a couple of degrees for everyday temperatures.
Celsius to Fahrenheit chart
| Celsius | Fahrenheit | Note |
|---|---|---|
| −40 °C | −40 °F | Scales meet |
| −10 °C | 14 °F | |
| 0 °C | 32 °F | Water freezes |
| 15 °C | 59 °F | |
| 20 °C | 68 °F | Room temp |
| 25 °C | 77 °F | |
| 37 °C | 98.6 °F | Body temp |
| 100 °C | 212 °F | Water boils |
Frequently asked questions
- What is 37°C in Fahrenheit?
- 37°C equals 98.6°F — normal human body temperature.
- At what temperature are Celsius and Fahrenheit equal?
- At −40°: −40°C is exactly −40°F.
- How do I convert C to F in my head?
- Double the Celsius value and add 30 for a quick estimate. The exact formula is (°C × 9/5) + 32.