Which way is a ceiling fan supposed to turn?


Quick Answer

During hot seasons, the blade must rotate in a counter-clockwise direction for cool air. During cold seasons, the blade rotates in a clockwise direction. The reason for changing the direction of the fan is to optimize the air flow to match the temperature, according to About.com home section.

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Full Answer

During the hot months, running the ceiling fan counter-clockwise produces a wind-chill effect. The room temperature is not actually lowered, but the air feels cooler. During cold months, the clockwise motion causes hot furnace air trapped near the ceiling to be dispersed to the outer walls of a room. This distribution of hot air allows a homeowner to maintain a relatively low room temperature in the winter yet still feel comfortable.

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