The lowest temperature that can be attained by evaporating water into the air is known as the:

The heat index is a measure of how hot it feels when the temperature and humidity are combined. The heat index is higher than the actual temperature when the humidity is high.

The minimum temperature is the lowest temperature that occurs during a 24-hour period.

The frost point is the temperature at which water vapor in the air condenses to form ice crystals.

The wind chill temperature is a measure of how cold it feels when the wind is blowing. The wind chill temperature is lower than the actual temperature when the wind is blowing.