Convert Celsius to Fahrenheit (°C to °F)

Convert celsius to fahrenheit instantly. Formula: °F = °C × 9/5 + 32. Free celsius-to-fahrenheit converter with table and formula.

Convert degrees Celsius to degrees Fahrenheit instantly with this free online converter. The conversion uses the formula °F = °C × 9/5 + 32. Type any value and the converted result appears immediately — no signup, and everything runs privately in your browser.

The Celsius scale sets 0° at the freezing point of water and 100° at its boiling point at sea level. The Fahrenheit scale is used for daily weather in the United States; water freezes at 32°F and boils at 212°F. This conversion is used constantly for temperature readings in weather, cooking, science, and medicine. It bridges the metric system and the imperial/US customary system, which is why this conversion comes up so often.

Temperature Converter
All Conversions
Celsius (°C)1
Fahrenheit (°F)33.8
Kelvin (K)274.15

Conversion formula

°F = °C × 9/5 + 32

Conversion table

ValueConverted
-40 °C-40 °F
0 °C32 °F
10 °C50 °F
20 °C68 °F
37 °C98.6 °F
100 °C212 °F
212 °C413.6 °F

Frequently Asked Questions

What is 20°C in °F?

20°C equals 68°F. Apply the formula °F = °C × 9/5 + 32.

How do you convert degrees Celsius to degrees Fahrenheit?

Use the formula °F = °C × 9/5 + 32. For example, 20°C works out to 68°F.

At what point are degrees Celsius and degrees Fahrenheit equal?

Celsius and Fahrenheit read the same at −40°: −40°C = −40°F.

Is this celsius to fahrenheit converter free and private?

Yes. It is completely free, requires no signup, and the conversion happens entirely in your browser — no values are sent to any server.