Dressing up for kayaking is one way you can enjoy the sport. It adds another layer of protection, especially from the sun and some particles in the water. Selecting the appropriate wear should enable you to be fully covered as much as possible, but will still allow for movement, especially when already wet. One important tip you should know is not to dress based on the weather but based on the water. There are more tips here about wearing layers to ensure that you are ready for whatever weather condition and other dressing guidelines. You can even layer your clothes if the water is too cold to retain much of your body temperature and keep you warm throughout.