Temperature Converter
Celsius, Fahrenheit and Kelvin at once.
Enter your values
Enter the temperature you are working with.
Choose one of: Celsius, Fahrenheit, Kelvin.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Celsius
- 180 °C
- Fahrenheit
- 356 °F
- Kelvin
- 453.15 K
- Rankine
- 815.67 °R
Working
- 1°F = 180 × 9/5 + 32 = 356
Quick answer
Fahrenheit = Celsius × 9/5 + 32, and Kelvin = Celsius + 273.15.
°F = °C × 9/5 + 32
At a glance
| What it does | Celsius, Fahrenheit and Kelvin at once. |
|---|---|
| Category | Conversions |
| Inputs needed | Temperature, From |
| Main output | Celsius |
| Formula | °F = °C × 9/5 + 32 |
| Cost | Free — no sign-up, no download |
How to use the Temperature Converter
- 1Enter the temperature.
- 2Choose the scale it is in.
- 3Read the other scales.
Inputs explained
- Temperature
- Enter the temperature you are working with.
- From
- Choose one of: Celsius, Fahrenheit, Kelvin.
Worked example
Using the values the calculator loads with:
Inputs
- Temperature180
- FromCelsius
Results
- Celsius180 °C
- Fahrenheit356 °F
- Kelvin453.15 K
- Rankine815.67 °R
- °F = 180 × 9/5 + 32 = 356
Frequently asked questions
What is 180°C in Fahrenheit?
356°F — the standard moderate oven temperature, often rounded to 350°F in US recipes.
When do the scales meet?
At −40, Celsius and Fahrenheit read the same number.
What do I need to enter into the Temperature Converter?
Just 2 values: temperature, from. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the Temperature Converter work out the answer?
Fahrenheit = Celsius × 9/5 + 32, and Kelvin = Celsius + 273.15. It applies the formula °F = °C × 9/5 + 32 and shows the working so you can check each step by hand.
Is the Temperature Converter free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.