How to use the Wind Chill Calculator
The wind chill calculator shows the feels-like temperature in cold, windy weather.
Open the Wind Chill Calculator →
What you need to enter
- Air temperature (°F)
- Wind speed (mph)
The formula
Wind chill = 35.74 + 0.6215T − 35.75V^0.16 + 0.4275TV^0.16, for T ≤ 50 °F and wind ≥ 3 mph.
Worked example
Using the default values in the calculator:
- Air temperature (°F): 20
- Wind speed (mph): 15
| Wind chill | 6.2 °F |
| In Celsius | -14.3 °C |
Tips for better results
- Dress for the wind chill, not just the air temperature.
- Exposed skin can freeze quickly.
Common mistakes to avoid
- Using it in warm weather.
- Ignoring sun and humidity.
Please note: Results are estimates for general use. For safety-critical work such as electrical or building projects, check with a qualified professional and local codes. See our Disclaimer.