Thailand
14 April 2025 - 20 April 2025The moderate high-pressure area from China extended its ridge to cover the northeastern part and the South China Sea on the first day of the week and later weakened. In addition, the heat low-pressure cell covered upper Thailand on 16 Apr. and at the end of the week. Meanwhile, the easterly and southeasterly winds prevailed over upper Thailand in the first half of the week then the southwesterly and southerly winds blew over the mentioned areas. These conditions caused hot weather in most areas over upper Thailand almost the entire week with very hot weather in some areas over the central region at the end of the week. Rainfall was reported mainly at the beginning and the middle of the week. In the southern region, abundant rainfall was observed almost the week due to the southeasterly wind prevailing over the Andaman Sea, the southern part and the Gulf of Thailand in the first half of the week then the westerly and southwesterly winds prevailed over the Andaman Sea and the southern part.
Region Weather Summary
14 April 2025 - 20 April 2025Northern
Hot weather in some areas on the first day of the week then the temperature increased to hot weather nearly the whole areas. Scattered to fairly widespread rain with heavy to very heavy rainfall in some areas at the beginning and the middle of the week then decreasing in rainfall to isolated rain with heavy rainfall in some areas. Gusty wind was reported in Tak and Lampang provinces on 16 Apr., Lampang province on 16, 17 and 19 Apr., Chiang Rai province on 16-18 Apr., Kamphaeng Phet province on 17 Apr., Chiang Mai and Phayao provinces on 18 Apr. and Phetchabun province on 19 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 148.4 mm at Wichian Buri Phetchabun on 16 Apr. | 39.5 º C at Mueang Phetchabun Phetchabun on 15 Apr. |
Northeastern
Hot weather in some areas on the first day of the week then the temperature increased and hot weather nearly the whole areas. Isolated to scattered rain with heavy to very heavy rainfall in some areas almost the week. Gusty wind was reported in Udon Thani province on 16 Apr., Loei province on 16-17 Apr., Chaiyaphum province on 16 and 18 Apr., Maha Sarakham province on 16, 18 and 19 Apr., Nong Bua Lam Phu province on 17 Apr., Yasothon, Sakon Nakhon, Amnat Charoen, Nakhon Phanom, Surin and Loei provinces on 18 Apr., Kalasin province on 19 Apr., Nong Khai and Ubon Ratchathani provinces on 20 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 101.4 mm at Sakon Nakhon Rice Research Center, Mueang Sakon Nakhon Sakon Nakhon on 18 Apr. | 39.9 º C at Mueang Mukdahan Mukdahan on 18 Apr. |
Central
Hot weather in some areas on the first day of the week then the temperature increased and hot weather nearly the whole areas with very hot weather in Lopburi province during the end of the week. Scattered to fairly widespread rain, except for isolated rain on the first day and at the end of the week with heavy rainfall in some areas almost the week. Gusty wind occurred in Nakhon Sawan and Uthai Thani provinces on 15 Apr. and Chai Nat province on 16 Apr. and Suphan Buri province from 14-18 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 89.2 mm at Tak Fa Agromet. Stn., Tak Fa Nakhon Sawan on 16 Apr. | 40.6 º C at Chai Badan Lop Buri on 19 Apr. |
Eastern
Hot weather in the upper part in the second half of the week. Fairly widespread rain in the first half and the last day of the week and isolated rain on few days with heavy rainfall in some areas almost the week.
| Max Rain | Max. Temp. | Min. Temp. |
| 75.5 mm at Pluak Daeng Rayong on 15 Apr. | 38.5 º C at Aranyaprathet Sa Kaeo on 20 Apr. |
Southern (East Coast)
Hot weather in some areas mainly in the second half of the week. Scattered to fairly widespread rain with heavy rainfall in some areas almost the week, particularly, heavy to very heavy rainfall in several areas on 15 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 107.7 mm at Mueang Nakhon Si Thammarat Nakhon Si Thammarat on 15 Apr. | 36.2 º C at Nong Plub Agromet. Stn., Hua Hin Prachuap Khiri Khan on 20 Apr. |
Southern (West Coast)
Hot weather in some areas. Fairly widespread rain except for isolated to scattered rain on 14, 17 and 18 Apr. with heavy rainfall in some areas almost the week. Flooding was reported in Phuket province on 16 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 67.7 mm at Palian Trang on 20 Apr. | 35.8 º C at Mueang Trang Trang on 14 Apr. |
Bangkok Metropolitan
Hot weather in some areas then the temperature increased and hot weather nearly the whole areas. Scattered to fairly widespread rain at the beginning of the week then decreasing in rainfall to isolated rain with heavy rainfall in some areas over Bangkok on 15 Apr. Gusty wind occurred in Pathum Thani province on 17 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 56.0 mm at Triamudomsuksanomklao School Khet Saphan Sung on 15 Apr. (34.5 mm at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 17 Apr.) | 36.8 º C at Khlong Toei Port Khet Khlong Toei on 17-19 Apr. and at Bangkok Metropolis Khet Khlong Toei on 20 Apr. (38.7 º C at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 17 Apr.) |
Announcement Date 21 April 2025 11:35