Enter a temperature in either Celsius or Fahrenheit. The conversion updates instantly.
Formula used: °F = (°C × 9/5) + 32
°C ↔ °F Converter
Convert temperatures between Celsius and Fahrenheit instantly. Everything runs locally in your browser.
Celsius vs Fahrenheit: what’s the difference?
Celsius (°C) is commonly used in most countries and is based on water’s freezing point (0°C) and boiling point (100°C) at standard pressure. Fahrenheit (°F) is mainly used in the United States; water freezes at 32°F and boils at 212°F.
Use this temperature converter to switch instantly between °C and °F for weather, cooking, science, travel, and everyday needs. All calculations run locally in your browser — no data is sent anywhere.
Conversion formulas:
°F = (°C × 9/5) + 32 — and — °C = (°F − 32) × 5/9