Generally very hot, particularly between March and May. The monsoon season runs from June to October, when the climate is still hot and humid with torrential rains. The best time for travelling is November to February (cool season), although the southern islands are best from June to September.

Lightweights, and rainwear are advised.

Thailand is bordered to the west by Myanmar and the Indian Ocean, to the south and east by Malaysia and the Gulf of Thailand, to the east by Cambodia, and to the north and east by Laos. Central Thailand is dominated by the Chao Phraya River.