40°F to Celsius
40°F = 4.44444°C
Nearby temperatures
| Fahrenheit | Celsius |
|---|---|
| 36°F | 2.22222°C |
| 37°F | 2.77778°C |
| 38°F | 3.33333°C |
| 39°F | 3.88889°C |
| 40°F | 4.44444°C |
| 41°F | 5°C |
| 42°F | 5.55556°C |
| 43°F | 6.11111°C |
| 44°F | 6.66667°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 4.44444°C.
Is 40°F hot or cold?
Cold — around or below freezing.
Convert other temperatures
- -40°F to Celsius
- -20°F to Celsius
- -10°F to Celsius
- 0°F to Celsius
- 5°F to Celsius
- 10°F to Celsius
- 15°F to Celsius
- 18°F to Celsius
- 20°F to Celsius
- 21°F to Celsius
- 22°F to Celsius
- 25°F to Celsius
- 28°F to Celsius
- 30°F to Celsius
- 32°F to Celsius
- 35°F to Celsius
- 37°F to Celsius
- 37.5°F to Celsius
- 38°F to Celsius
- 39°F to Celsius
- 40°F to Celsius
- 45°F to Celsius
- 50°F to Celsius
- 60°F to Celsius
- 70°F to Celsius
- 80°F to Celsius
- 90°F to Celsius
- 100°F to Celsius
- 150°F to Celsius
- 180°F to Celsius
- 200°F to Celsius
- 220°F to Celsius
- 250°F to Celsius
- 350°F to Celsius
- 400°F to Celsius
- 425°F to Celsius
- 450°F to Celsius