Fahrenheit to Kelvin Converter

Real-time bidirectional temperature conversion with scientific precision. Instantly convert between Fahrenheit and Kelvin scales.

Fahrenheit

°F
°F
Water freezes at 32°F and boils at 212°F
SWITCH

Kelvin

K
K
Absolute zero is 0K, water freezes at 273.15K

About This Temperature Converter

Our Fahrenheit to Kelvin Converter is a professional-grade tool designed for scientists, students, engineers, and anyone needing precise temperature conversions. Unlike simple converters, our tool provides real-time bidirectional conversion with accuracy to four decimal places.

The Fahrenheit scale (°F) is commonly used in the United States for weather reports and cooking, while the Kelvin scale (K) is the absolute temperature scale used in scientific research worldwide. Kelvin is essential in physics and chemistry because it starts at absolute zero, the theoretical point where all molecular motion stops.

This converter uses the exact conversion formulas:

°F → K

K = (°F - 32) × 5/9 + 273.15

K → °F

°F = (K - 273.15) × 9/5 + 32

Benefits of using our tool: Completely free, no installation required, works offline after first load, provides instant results, and preserves your privacy by processing all conversions locally in your browser.

Key Temperature Points

-459.67°F
0K

Absolute Zero - theoretically the coldest possible temperature

32°F
273.15K

Freezing point of water at sea level

98.6°F
310.15K

Average human body temperature

212°F
373.15K

Boiling point of water at sea level

Frequently Asked Questions

What is the difference between Fahrenheit and Kelvin?

Fahrenheit is a temperature scale where water freezes at 32°F and boils at 212°F. Kelvin is an absolute temperature scale starting at absolute zero (0K) where all molecular motion stops. Kelvin is used primarily in scientific contexts.

How accurate is this converter?

Our converter uses precise scientific formulas and provides results accurate to four decimal places. All calculations are performed locally in your browser for maximum accuracy and privacy.

Can I use this tool on mobile devices?

Yes, our converter is fully responsive and works perfectly on all devices including smartphones and tablets. The interface is touch-friendly and optimized for mobile use.

Why do I need to convert between these scales?

Conversion between Fahrenheit and Kelvin is essential for scientific research, engineering applications, and international collaboration. While Fahrenheit is common in the US, Kelvin is the standard in physics and chemistry worldwide.