When a person is WEARING damp clothes on a windy day, they might feel colder due to a combination of factors. Firstly, the wind increases the rate of evaporation from the damp clothes. As the water molecules in the fabric evaporate, they take away heat energy from the body, resulting in a cooling effect. This process is known as evaporative cooling.
Additionally, wind increases the convection of heat away from the body. The movement of air carries away the heat generated by the body, causing a further cooling sensation. This effect is similar to how wind chill can make the air temperature feel colder than it actually is.
Furthermore, wet or damp clothes can conduct heat away from the body more effectively than dry clothes. Moisture in the fabric creates a higher level of thermal conductivity, which allows heat to transfer from the body to the surrounding environment more quickly. As a result, the individual may feel a greater loss of body heat, leading to a sensation of coldness.
It's important to note that individual factors such as personal tolerance to cold, clothing choices, and overall weather conditions can also influence how cold someone feels while weaving damp clothes in strong winds.