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Celsius to Fahrenheit temperature converter

Convert Celsius and Fahrenheit with a kelvin value. Absolute zero is −273.15 °C or −459.67 °F; lower temperatures are rejected.

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Set your data

Set your data

Result

Enter your data and run the tool. Your result will appear here.

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How to use the tool

  1. Fill in these fields: Value to convert, Input temperature unit.
  2. Select “Convert” to obtain the result.
  3. Try −40, 0 or 100 °C to compare the scales. The converter respects absolute zero.
  4. Drag the controls in the figure, or focus them and use the arrow keys. The form updates immediately. Use the form fields for values outside the figure’s scale.
  5. The result updates as you edit the fields or the figure. You can copy it immediately.

Method and principles

Formula

°F= °C× 9 5 + 32
°F = °C × 9/5 + 32; K = °C + 273.15

Result details

Result details
ParameterValue
K273.15 K

Practical example

Input
  • Value to convert: 0
  • Input temperature unit: °C
Result
32 °F

Calculation steps

  1. Substitute the example values into the formula.

    °F= 0 × 9 5 + 32

Limits and checks

Limits and checks
ParameterValue
Value to convert≥ -1000000000000; ≤ 1000000000000

Sources and further reading

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