In the fashion world, natural fibers are not your friend. And why is that so, especially in regions where summer temps average in the high 90 degrees Farenheit?
See-through is hot, and the fashion buzzword is "nylon" (followed closely by "polyester" and "rayon") Keep slits in the skirt high, and in the front. And no outfit is complete without the Keroppi frog umbrella.
If travelling in a tour group, distinguish yourself from other groups by wearing really distinctive matching hats.
Finally: shoes, the ultimate accessory. Color combinations like avocado and purple are, uh, unique.
Special bonus: nylons!