Fahrenheit to Celsius Converter
Free Fahrenheit to Celsius converter — no sign-up. Convert Fahrenheit to Celsius instantly. 100% client-side and private.
Our Fahrenheit to Celsius Converter is a free online conversion calculator that instantly converts between hundreds of measurement units across 12+ categories — all right in your browser. Categories include length (cm, inches, feet, meters, km, miles), weight (kg, lbs, ounces, grams), temperature (Celsius, Fahrenheit, Kelvin), volume (liters, gallons, milliliters, cups), area (sq meters, sq feet, acres, hectares), speed (km/h, mph, knots), time (seconds, minutes, hours, days, weeks, years), pressure (pascal, bar, psi), energy (joules, calories, kWh), power (watts, horsepower), angle (degrees, radians), and digital storage (bytes, KB, MB, GB, TB). Simply select your category, enter a value, choose source and target units, and the result appears instantly with scientific precision. All calculations use internationally recognized conversion factors. Perfect for students solving homework, engineers verifying measurements, travelers converting units abroad, cooks adapting recipes between metric and imperial, and anyone needing quick unit conversions. All processing happens entirely in your browser. No downloads, no sign-up, no data collection.
formula
(°F − 32) × 5/9 = °CWhat is the formula for Fahrenheit to Celsius? +
Subtract 32 then multiply by 5/9.
What unit categories does the converter support? +
This Fahrenheit to Celsius Converter tool converts length, weight, temperature, area, volume, speed, time, data storage, and many more categories.
Can I convert between metric and imperial units? +
Yes. Convert freely between metric (km, kg, liters) and imperial (miles, pounds, gallons) systems, and many other unit systems.
How accurate are the conversions? +
All conversions use precise mathematical factors. Results are displayed with up to 10 decimal places for maximum accuracy.
Does it support currency conversion? +
The tool focuses on physical units. For currency conversion with live exchange rates, a dedicated currency tool is recommended.