Celsius to Fahrenheit — Free Online Converter

Convert between length, weight, temperature, volume, speed, area, and digital units.

How to Convert Celsius to Fahrenheit

Multiply the Celsius temperature by 9/5 (or 1.8), then add 32. The formula is: F = (C x 9/5) + 32.

Celsius to Fahrenheit Conversion Table

CelsiusFahrenheit
-40-40
-20-4
032
1050
2068
2577
3086
3798.6
50122
100212

Common Use Cases

Travelers from metric countries visiting the United States need to interpret weather forecasts given in Fahrenheit. Hearing that tomorrow will be 95 degrees can sound alarming until you convert it to 35 degrees Celsius, which is simply a hot summer day. This conversion is essential for packing appropriate clothing and planning outdoor activities.

Home cooks following American recipes must convert oven temperatures from Celsius to Fahrenheit when their oven dials are marked in Fahrenheit. A European bread recipe calling for 220 degrees Celsius needs the oven set to 428 degrees Fahrenheit, and rounding to 425 degrees F is standard practice in US kitchens. Getting this wrong by using raw numbers leads to undercooked or burnt food.

Medical professionals communicating across international borders convert body temperatures between the two scales daily. A fever reading of 39 degrees Celsius is 102.2 degrees Fahrenheit, and US-trained nurses and doctors instinctively understand fever severity in Fahrenheit, making conversion essential for telemedicine consultations with overseas patients.

Related Conversions

Frequently Asked Questions

What is the formula to convert Celsius to Fahrenheit?
The formula is °F = (°C × 9/5) + 32. For example, 100°C = (100 × 9/5) + 32 = 212°F.
What is 0°C in Fahrenheit?
0°C equals 32°F, which is the freezing point of water.
What is 37°C in Fahrenheit?
37°C equals 98.6°F, which is normal human body temperature.
At what temperature are Celsius and Fahrenheit the same?
Celsius and Fahrenheit are equal at -40 degrees. That is, -40°C = -40°F.