- Loy Krathong Day is one of the most popular festivals of Thailand It takes place at a time when the weather is fine as the rainy season is over and there is a high water level all over the country. is to ask for apology from the water goddess for having used and sometimes made rivers and canals dirty. Second, it is to offer flowers, candles and joss sticks as a tribute to the footprint of Lord Buddha on the sandy beach of the Nammatha River in India. Third, it is to show gratitude to the Phra Mae Kong Ka or Mother of Water. Fourth, it is to wash away the previous year’s misfortunes.