Spring time is a good time to start thinking about having your windows cleaned. Over time your windows get built up with dirt, grime, pollution and whatever else the winter season exposed them to. However, beyond popular belief, your windows can be cleaned anytime of the year and no, rain will not make them dirty again! Dirt makes your windows dirty, not rain. In fact, rain helps keep your windows clean, as it lowers the levels of dirt, pollen and pollution floating around in the air and thus keeping those elements from landing on your windows