Thailand
17 April 2026 - 23 April 2026The heat low-pressure cell covered upper Thailand throughout the period. These conditions caused generally hot weather over Thailand, particularly in the north region where very hot weather continued in several areas. Additonally, the southerly and southeasterly winds prevailed over the northeastern region and the eastern region almost the period. These caused thunderstorm upper Thailand several areas almost the period. For the southern region, rainfall was observed almost the period due to the influence of the easterly and southeasterly winds prevailed over the Gulf of Thailand , the southern region and the Andaman Sea.
Region Weather Summary
17 April 2026 - 23 April 2026Northern
Hot weather in general and very hot weather in several areas. Isolated to scattered rain almost the period. Heavy rainfall on the last day of the period. Gusty wind was reported in Chiang Mai province on 17 Apr. Chiang Rai province on 18 Apr. and Phetchabun province on 19, 21 and 23 Apr. Hail was reported in Chiang Mai and Phetchabun province on 18 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 40.0 mm at Mueang Phrae Phrae on 23 Apr. | 43.5 º C at Thoen Lampang on 17 Apr. |
Northeastern
Very hot weather nearly the whole areas on the first day of the period then decreasing in temperature but still hot weather nearly the whole areas and very hot weather in some areas Isolated to scattered with heavy to very heavy in some areas except for fairly widespread rain on 19 Apr. Gusty wind was reported in Nakhon Phanom, Ubon Ratchathani, Buri Ram and Si Sa Ket province on 15 Apr. Roi Et, Ubon Ratchathani, Yasothon, Nakhon Ratchasima, Surin, Amnat Charoen, Chaiyaphum, Kalasin and Mukdahan province on 17 Apr. Khon Kaen province on 18 Apr. Udon Thani, Maha Sarakham, Chaiyaphum province on 19 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 127.0 mm at Pak Chong Nakhon Ratchasima on 23 Apr. | 42.0 º C at Loei Agromet. Stn., Mueang Loei Loei on 17 Apr. |
Central
Hot weather nearly the whole areas and very hot weather in several areas. Isolated rain almost the period. Gusty wind was reported in Lop Buri and Saraburi province on 17 Apr. and Uthai Thani province on 19 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 16.0 mm at Phattana Nikhom Lop Buri on 17 Apr. | 41.8 º C at Chai Badan Lop Buri on 17 Apr. |
Eastern
Hot weather nearly the whole areas and very hot weather in some areas in upper portion in the first half of the period then decreasing in temperature but still hot weather in several areas. Isolated to scattered rain throughout the period. Gusty wind was reported in Prachin Buri province on 17 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 65.9 mm at Ko Kut Trat on 20 Apr. | 40.4 º C at Sanam Chai Khet Chachoengsao on 18 Apr. and at Mueang Sa Kaeo Sa Kaeo on 18 Apr. |
Southern (East Coast)
Hot weather nearly the whole areas with very hot weather in some areas on 19 Apr. Isolated rain almost the period with heavy to very heavy rainfall in some areas.
| Max Rain | Max. Temp. | Min. Temp. |
| 116.2 mm at Waeng Narathiwat on 17 Apr. | 40.5 º C at Phunphin Surat Thani on 19 Apr. |
Southern (West Coast)
Hot weather nearly the whole areas. Isolated to scattered rain with heavy rainfall in some areas except for fairly widespread rain on 18 Apr.
| Max Rain | Max. Temp. | Min. Temp. |
| 45.1 mm at Thai Mueang Phang-Nga on 18 Apr. | 37.3 º C at Mueang Trang Trang on 22 Apr. |
Bangkok Metropolitan
Hot weather nearly the whole areas and very hot weather on 20 Apr. Isolated light rain at the beginning of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 5.8 mm at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 17 Apr. | 38.4 º C at Don Mueang Airport Khet Don Mueang on 18 Apr. (40.0 º C at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 20 Apr.) |
Announcement Date 24 April 2026 10:29