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Wind Chill Calculator

Find the 'feels like' temperature in cold wind.

Temperature (°F)

Wind speed

Calculated Output

Wind chill (°F) 6.219

Wind chill (°C) -14.323

Formula: NWS wind chill formula

Step-by-Step Breakdown

1. Values used:

2. Temperature = 20 °F

3. Wind speed = 15

5. Wind chill = 6.219°F

6. Wind chill = -14.323°C

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The math behind it

The NWS formula combines air temperature and wind speed (valid for T ≤ 50 °F and wind > 3 mph).

20 °F at 15 mph → ~6 °F.

Frostbite risk?

Lower wind chill speeds up heat loss and frostbite.