Wind Chill Calculator

Use this wind chill calculator to estimate how much colder the air feels when wind increases heat loss from exposed skin. It applies the standard wind chill equation, returns the perceived temperature in both Celsius and Fahrenheit, and gives quick context for commuting, hiking, cycling, field work, winter sports and cold-weather planning.

Enter the air temperature, wind speed and preferred unit system. The tool calculates the felt temperature, shows how far it drops below the measured air temperature, and flags whether the formula is being used inside its usual cold-weather range so you can avoid overreading mild conditions.

You also get the exact formula used and a short cold-severity note. That makes the page practical for layering decisions, exposure checks and scenario comparisons when you want to know whether a stronger gust turns a manageable day into a harsher one.