Following is a list of events and scheduled events in the year 2025 in Thailand. The year 2025 is reckoned as the year 2568 in Buddhist Era, the Thai calendar.
1 January – A tour bus crashes into a tree in Surat Thani province, killing five and injuring more than 30.[1]
4 January – Myanmar repatriates 151 Thai prisoners.[2][3]
7 January
Missing Chinese actor Wang Xing is found in Myanmar by Thai officials after being lured to Myanmar, with the case attracting attention on Chinese social media.[4][5][6]
Former Cambodian opposition MP Lim Kimya is shot dead in Bangkok shortly after arriving from Cambodia.[7] His suspected killer is arrested in Cambodia the next day.[8]
A court in Khon Kaen province convicts Olympic gold medalist and boxer Somluck Kamsing of sexually assaulting a 17-year old girl in 2023 and sentences him to more than three years' imprisonment.[13]
24 January - 352 Schools in Bangkok were forced to close as a result of the city's poor air quality.[14]
28 January - Cabinet approves ฿620 million to combat PM 2.5 dust pollution, forest fires and haze.[15]