-45 Celsius in Fahrenheit = -49°F

-45 degrees Celsius — also 228.15 K

°C
°F

-45°C = -49°F

Quick answer
-45°C = -49°F = 228.15 K

Reference points

0°C = 32°F
Freezing point
37°C = 98.6°F
Body temp
100°C = 212°F
Boiling point

Nearby conversions

-49°C → -56.2°F -48°C → -54.4°F -47°C → -52.6°F -46°C → -50.8°F -44°C → -47.2°F -43°C → -45.4°F -42°C → -43.6°F -41°C → -41.8°F

Frequently asked questions

What is -45 degrees Celsius in Fahrenheit?
-45°C equals -49°F. Formula: °F = (°C × 9/5) + 32.
What is -45°C in Kelvin?
-45°C equals 228.15 K. Add 273.15 to convert Celsius to Kelvin.
How do I convert -45°C to Fahrenheit?
Multiply -45 by 9/5 (-81.0), then add 32. Result: -49°F.
What is the formula to convert Celsius to Fahrenheit?
°F = (°C × 9/5) + 32. For Kelvin: K = °C + 273.15.