FORMULA
How to convert
Convert °C to the base scale, then apply the °F scale and offset.Example: 10 °C = 50 °F.
°C → °F
Degrees Celsius to Degrees Fahrenheit
Convert degrees Celsius to degrees Fahrenheit with an exact, deterministic calculation.
LIVE CONVERSIONDECIMAL ENGINE EXACT_
1 °C = 33.8 °F
MULTI-CONVERT
QUICK ANSWER
1 Celsius
33.8 °F
REFERENCE TABLE
Celsius to Fahrenheit
| degrees Celsius | degrees Fahrenheit |
|---|---|
| 1 °C | 33.8 °F |
| 5 °C | 41 °F |
| 10 °C | 50 °F |
| 25 °C | 77 °F |
| 50 °C | 122 °F |
| 100 °C | 212 °F |
ABOUT THIS CONVERSION
Convert degrees Celsius to degrees Fahrenheit
This page converts degrees Celsius (°C) to degrees Fahrenheit (°F). Convertor4U first interprets the input using Celsius's definition, then expresses the same quantity in Fahrenheit. The result is calculated from the scale offsets shown in the formula, not from a rounded lookup table.
Real-world example
For reading a weather forecast, oven setting, laboratory result, or equipment limit, an input of 20 °C converts to 68 °F. Keep extra digits while calculating, then round only the final value to the precision the task actually needs.
Rounding and precision
Weather and room temperatures usually need no more than one decimal place. Laboratory work should follow instrument uncertainty. Preserve the offset calculation before rounding; rounding the intermediate Celsius or kelvin value can shift the final answer.
Regional context
Most countries report everyday temperature in Celsius, while the United States commonly uses Fahrenheit. Scientific standards use kelvin without the degree sign. Recipe temperatures must be checked for both scale and oven behavior.
Common mistake
Temperature scales have offsets, so multiplying by a single ratio is usually wrong.
Editorial method
Definitions and sources are listed below. Calculations retain more precision than the default display and round only for presentation.
USEFUL ANSWERS
°C to °F FAQs
How do I convert degrees Celsius to degrees Fahrenheit?
Enter the °C value in the calculator. It applies the scale offsets shown in the formula and returns the equivalent in °F; the formula and common-value table are shown on this page.
Is the °C to °F conversion exact?
Defined measurement relationships are calculated with decimal arithmetic from stored standards. The displayed answer may be rounded for readability. Currency results instead depend on the dated reference rate shown.
How many decimal places should I keep?
Weather and room temperatures usually need no more than one decimal place. Laboratory work should follow instrument uncertainty. Preserve the offset calculation before rounding; rounding the intermediate Celsius or kelvin value can shift the final answer.
What should I check before using the result?
Temperature scales have offsets, so multiplying by a single ratio is usually wrong.
FROM UNIT
Celsius
Degrees Celsius use the same interval as kelvin, with 0 °C equal to 273.15 K. Its stored scale and offset express readings as kelvin before conversion.
BIPM SI Brochure and exact international definitions ↗Definition verified 14 August 2026TO UNIT
Fahrenheit
The Fahrenheit scale places water's freezing point at 32 °F and boiling point near 212 °F at standard pressure. Its stored scale and offset express readings as kelvin before conversion.
BIPM SI Brochure and exact international definitions ↗Definition verified 14 August 2026Content reviewed by Convertor4U Editorial Team · 16 August 2026 · Report an error on this page