Temperature conversion
-45 °C to °F
-49 °F
-45 degrees Celsius = -49 degrees Fahrenheit. Exact factor: °F = °C × 9/5 + 32.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
°F = °C × 9/5 + 32
Worked example: -45 × 9/5 + 32 = -49 °F.
Values near -45 °C
| °C | °F |
|---|---|
| -48 | -54.4 |
| -47 | -52.6 |
| -46 | -50.8 |
| -45this page | -49 |
| -44 | -47.2 |
| -43 | -45.4 |
| -42 | -43.6 |
Frequently asked
How do you convert degrees Celsius to degrees Fahrenheit?
Apply the formula °F = °C × 9/5 + 32. Enter any value in the live converter above and the result updates as you type.
What is -45 °C in °F?
-45 °C equals -49 °F. The reference table below shows the values immediately around -45 °C.
Why does temperature conversion add 32?
The two scales have different zero points and step sizes. Water freezes at 32 °F but 0 °C, so the formula rescales by 5/9 and shifts by the 32-degree offset.