-40°F to Celsius
-40°F = -40°C
Nearby temperatures
| Fahrenheit | Celsius |
|---|---|
| -44°F | -42.22222°C |
| -43°F | -41.66667°C |
| -42°F | -41.11111°C |
| -41°F | -40.55556°C |
| -40°F | -40°C |
| -39°F | -39.44444°C |
| -38°F | -38.88889°C |
| -37°F | -38.33333°C |
| -36°F | -37.77778°C |
The formula
°C = (°F − 32) × 5/9About the scales
Fahrenheit — The Fahrenheit scale puts water’s freezing point at 32° and its boiling point at 212°, and is used mainly in the United States.
Celsius — The Celsius scale puts the freezing point of water at 0° and its boiling point at 100° at standard pressure.
Frequently asked questions
What is -40°F in Celsius?
-40°F is -40°C.
Is -40°F hot or cold?
Very cold — well below freezing.
Convert other temperatures
- -40°F to Celsius
- 97.2°F to Celsius
- 99.2°F to Celsius
- 100.1°F to Celsius
- 100.3°F to Celsius
- 100.4°F to Celsius
- 100.6°F to Celsius
- 101.2°F to Celsius
- 101.3°F to Celsius
- 101.4°F to Celsius
- 101.5°F to Celsius
- 101.6°F to Celsius
- 101.7°F to Celsius
- 101.8°F to Celsius
- 102.1°F to Celsius
- 102.2°F to Celsius
- 102.3°F to Celsius
- 102.4°F to Celsius
- 102.5°F to Celsius
- 103.4°F to Celsius
- 250°F to Celsius
- 300°F to Celsius
- 350°F to Celsius
- 500°F to Celsius