All-in-One Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin all in one place.
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Celsius (°C)
°C
Water freezes: 0°C
Water boils: 100°C
Body temp: 37°C
Fahrenheit (°F)
°F
Water freezes: 32°F
Water boils: 212°F
Body temp: 98.6°F
Kelvin (K)
K
Absolute zero: 0 K
Water freezes: 273.15 K
Water boils: 373.15 K
Quick Reference Temperatures
Conversion Formulas
Celsius ↔ Fahrenheit
°F = (°C × 9/5) + 32°C = (°F - 32) × 5/9
Celsius ↔ Kelvin
K = °C + 273.15°C = K - 273.15
Fahrenheit ↔ Kelvin
K = (°F - 32) × 5/9 + 273.15°F = (K - 273.15) × 9/5 + 32
Common Temperature References
| Description | Celsius | Fahrenheit | Kelvin |
|---|---|---|---|
| Absolute Zero | -273.15°C | -459.67°F | 0 K |
| Liquid Nitrogen | -196°C | -321°F | 77 K |
| Dry Ice | -78.5°C | -109°F | 194.65 K |
| Same in C & F | -40°C | -40°F | 233.15 K |
| Water Freezes | 0°C | 32°F | 273.15 K |
| Room Temperature | 20-22°C | 68-72°F | 293-295 K |
| Human Body | 37°C | 98.6°F | 310.15 K |
| Water Boils | 100°C | 212°F | 373.15 K |
| Oven (Hot) | 200°C | 392°F | 473.15 K |