°F ↔ °C ↔ K · Real-Time
| What | °F | °C |
|---|---|---|
| Water freezes | 32°F | 0°C |
| Room temp | 72°F | 22°C |
| Body temp | 98.6°F | 37°C |
| Water boils | 212°F | 100°C |
| Oven (baking) | 350°F | 177°C |
| Oven (high) | 450°F | 232°C |
| Fever | 100.4°F | 38°C |
| Absolute zero | -459.67°F | -273.15°C |
| Conversion | Formula |
|---|---|
| °F → °C | (°F - 32) × 5/9 |
| °C → °F | (°C × 9/5) + 32 |
| °C → K | °C + 273.15 |
| K → °C | K - 273.15 |
| Trick | How |
|---|---|
| °F → °C (rough) | Subtract 30, divide by 2 |
| °C → °F (rough) | Multiply by 2, add 30 |
| -40 is the same | -40°F = -40°C (only crossover point) |