Climate Thailand is a warm and rather humid tropical country. The climate is monsoonal, marked by a pronounced rainy season lasting from about May to September and a relatively dry season for the remainder of the year. Temperatures are highest in March and April and lowest in December and January. The average temparature is 23.7 c to 32.5 c. The population includes ethnic Chinease, malays, Cambodians, Vietnamese, Indians, and others.
Immigration is controlled by a quota system.
Although there is no official national dress, the traditional dress has been adoped as the unofficial national costume and can be seen on both formal and informal occasions. The pasin can be of any colour and generally has contrasting bands around the hem. It is worn with a long -sleeved silk blouse. On formal occasions a sash may worn across the breast from the left shoulder to the right part of waist. On formal occasions, a cummerbund is tied around the waist.