15 Fahrenheit to Celsius
15 fahrenheit equals -9.44 celsius. Use the formula, worked example, and conversion table below to check the math.
15 °F = -9.44 °C
°C = (°F - 32) × 5/9
15 °F is also
°F
°C
Formula and Step-by-Step
°C = (°F - 32) × 5/9
- Start with 15°F
- Subtract 32: 15 - 32 = -17
- Multiply by 5/9: -17 × 0.5556 = -9.44
- Result: 15°F = -9.44°C
Quick Mental Conversion
For a rough estimate, subtract 30 then halve. For example, 15 °F: minus 30 is -15, halved is -7.5. The exact answer is -9.44 °C.
15 °F on the Temperature Scale
15 °F = -9.44 °C
Freezing (0°C)
Body temp (37°C)
Boiling (100°C)
15 °F equals -9.44 °C on the temperature scale.
Other Fahrenheit to Celsius Values
Related Calculators
Frequently Asked Questions
15 fahrenheit equals -9.44 celsius.
The formula is: °C = (°F - 32) × 5/9.
Use the celsius to fahrenheit converter. The reverse formula is: °F = °C × 9/5 + 32.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
Temperature conversions use exact formulas (°C = (°F - 32) × 5/9). Displayed results are rounded for readability, while the calculator uses the full formula for maximum accuracy.