About Thailand

History

The history of Thailand stretches back thousands of years, with early kingdoms such as Sukhothai — considered the first unified Thai kingdom — founded around 1238 AD. Sukhothai was followed by the powerful Ayutthaya Kingdom, which flourished from 1350 until it was sacked by Burmese forces in 1767. The capital was subsequently relocated to Thonburi and then to Bangkok, where King Rama I founded the Chakri Dynasty in 1782 — the dynasty that continues to reign today. Unlike its neighbors, Thailand (then known as Siam) was never colonized by a European power, skillfully negotiating its independence throughout the era of Western expansion in Southeast Asia. In 1932, a bloodless revolution transformed the country from an absolute monarchy into a constitutional monarchy. Thailand formally adopted the name 'Thailand' in 1939. Today, it is a constitutional monarchy and a founding member of ASEAN, with a constitutional framework that has undergone numerous revisions throughout its modern history.

Geography

Thailand is located in the heart of mainland Southeast Asia. It covers an area of approximately 513,120 square kilometers (198,120 square miles), making it roughly the size of France. The country borders Myanmar to the north and west, Laos to the north and northeast, Cambodia to the east, and Malaysia to the south. Thailand has coastlines on both the Gulf of Thailand to the east and the Andaman Sea to the west, giving it access to some of the world's most beautiful tropical waters. The terrain varies dramatically from high mountain ranges in the north and west, to the fertile central plains drained by the Chao Phraya River, the arid Khorat Plateau in the northeast, and a long southern peninsula extending towards Malaysia.

Climate Overview

Thailand has a tropical climate with three distinct seasons. The cool season runs from November to February, offering pleasant temperatures and dry conditions — the best time to visit most of the country. The hot season from March to May brings intense heat, particularly in central and northern Thailand, with temperatures frequently exceeding 35°C. The rainy (monsoon) season runs from June to October, bringing heavy rainfall that nourishes the rice paddies and fills the waterfalls. The southern peninsula has a slightly different pattern: the Gulf Coast (Koh Samui, Koh Phangan) is best visited from December to September, while the Andaman Coast (Phuket, Krabi, Koh Lanta) is finest from November to April. The north, including Chiang Mai and Chiang Rai, is most pleasant from November to February.

Population

Thailand has a population of approximately 72 million people, making it one of the more populous nations in Southeast Asia. The majority of the population lives in the central plains region, particularly in and around Bangkok, which is home to over 10 million people in its metropolitan area.

Ethnicity

Religion

Language

The official language of Thailand is Thai (also called Central Thai or Siamese), written in the Thai script — a distinctive alphabet derived from an ancient Khmer script. Thai is a tonal language with five tones, making the meaning of a word entirely dependent on how it is pronounced. In addition to Central Thai, several regional languages and dialects are widely spoken: Northern Thai (Kham Mueang) in the north, Northeastern Thai (Isan, closely related to Lao) in the northeast, and Southern Thai in the peninsula. English is widely spoken and understood in tourist areas, major hotels, restaurants, and among business professionals in Bangkok and other large cities. It is the primary language of instruction in international schools and universities.

Time Zone

Thailand Standard Time (THA) is UTC+7. Thailand does not observe daylight saving time.

Water

Tap water in Thailand is not recommended for drinking. Bottled and filtered mineral water is inexpensive and widely available everywhere — from convenience stores to hotels and restaurants. Coconut water, fresh fruit juices, and Thai iced tea are delightful local alternatives to bottled water. Always opt for sealed, commercially bottled water for safety.

Elevation Extremes

Natural Resources

Quick Facts