Celsius to Fahrenheit
Convert celsius to fahrenheit instantly — multiply the Celsius temperature by 9/5 and add 32. Type in either box to convert both ways. The everyday weather and cooking conversion when a temperature is in Celsius but you read it in Fahrenheit. Free on LK Forge, no sign-up.
Celsius to Fahrenheit conversion table
| Celsius (°C) | Fahrenheit (°F) |
|---|---|
| -40 °C | -40 °F |
| -10 °C | 14 °F |
| 0 °C | 32 °F |
| 10 °C | 50 °F |
| 20 °C | 68 °F |
| 30 °C | 86 °F |
| 37 °C | 98.6 °F |
| 40 °C | 104 °F |
| 100 °C | 212 °F |
How to convert celsius to fahrenheit
To convert celsius to fahrenheit, multiply the Celsius temperature by 9/5 and add 32. For example, 1 °C equals 33.8 °F. The calculator above runs the exact factor at full precision and updates as you type, and the swap button flips the direction so you can go from fahrenheit back to celsius just as quickly.
Frequently asked questions
How do you convert celsius to fahrenheit?
To convert celsius to fahrenheit, multiply the Celsius temperature by 9/5 and add 32. For example, 1 °C is 33.8 °F. The calculator above does this for you the moment you type — enter a value on the left and the fahrenheit result appears on the right, and you can type in either box to convert in the opposite direction. Every result uses the exact internationally defined factor, not a rounded shortcut, so the numbers are accurate enough for schoolwork, cooking, travel and engineering alike.
What is 1 °C in °F?
A reading of 1 °C is 33.8 °F, because celsius and fahrenheit differ in where zero sits as well as in the size of one degree. The conversion table on this page lists the most common values — -40 °C is -40 °F, and the table continues up to 100 °C = 212 °F — so you can read off everyday amounts at a glance without typing anything. Values that fall between those rows convert just as exactly, because the calculator carries the full formula rather than the rounded figures printed here.
Is this °C to °F converter accurate?
Yes — this °C to °F converter is accurate. It uses the precise, internationally agreed conversion formula rather than a rounded approximation, and the math runs at full double precision in your browser, with results shown to six significant figures. The everyday weather and cooking conversion when a temperature is in Celsius but you read it in Fahrenheit.
Is the celsius to fahrenheit converter free?
Yes — the celsius to fahrenheit converter is completely free, with no sign-up and no limit on how many conversions you run. Every calculation happens locally in your browser, so nothing you type is uploaded or stored. For other units, the full LK Forge unit converter covers length, weight, temperature, volume and speed in one place.
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Reference: full unit conversion chart · metric vs imperial, explained