Temperature Converter

About the Temperature Converter

This tool converts temperatures between multiple scales including Celsius, Fahrenheit, Kelvin, Rankine, Réaumur, Rømer, Newton, and Delisle. It's designed for a wide range of users, from students and scientists to cooks and travelers, providing accurate conversions with enhanced features like real-time input validation, conversion history, dark mode, and accessibility support.

Features include:

Conversion Formulas

From \ To Celsius Fahrenheit Kelvin Rankine Réaumur Rømer Newton Delisle
Celsius C (C × 9/5) + 32 C + 273.15 (C × 9/5) + 491.67 C × 4/5 (C × 21/40) + 7.5 C × 33/100 150 - (C × 3/2)
Fahrenheit (F - 32) × 5/9 F ((F - 32) × 5/9) + 273.15 F + 459.67 (F - 32) × 4/9 ((F - 32) × 7/24) + 7.5 (F - 32) × 11/60 (212 - F) × 5/6
Kelvin K - 273.15 ((K - 273.15) × 9/5) + 32 K K × 9/5 (K - 273.15) × 4/5 ((K - 273.15) × 21/40) + 7.5 (K - 273.15) × 33/100 150 - ((K - 273.15) × 3/2)
Rankine (R - 491.67) × 5/9 R - 459.67 R × 5/9 R (R - 491.67) × 4/9 ((R - 491.67) × 7/24) + 7.5 (R - 491.67) × 11/60 150 - ((R - 491.67) × 5/6)
Réaumur Re × 5/4 (Re × 9/4) + 32 (Re × 5/4) + 273.15 (Re × 9/4) + 491.67 Re ((Re × 21/32) + 7.5 Re × 33/80 150 - (Re × 15/8)
Rømer (Ro - 7.5) × 40/21 ((Ro - 7.5) × 24/7) + 32 ((Ro - 7.5) × 40/21) + 273.15 ((Ro - 7.5) × 24/7) + 491.67 (Ro - 7.5) × 32/21 Ro (Ro - 7.5) × 22/35 150 - ((Ro - 7.5) × 20/7)
Newton N × 100/33 (N × 60/11) + 32 (N × 100/33) + 273.15 (N × 60/11) + 491.67 N × 80/33 (N × 35/22) + 7.5 N 150 - (N × 50/11)
Delisle 100 - (D × 2/3) 212 - (D × 6/5) 373.15 - (D × 2/3) 671.67 - (D × 6/5) 80 - (D × 8/15) 60 - (D × 7/20) 33 - (D × 11/50) D

Note: All conversions use Celsius as an intermediate scale for accuracy.