Thailand
13 March 2026 - 19 March 2026The moderate high-pressure area which cover the northeastern region of Thailand and the South China Sea, weakened in the middle of the period. After that, the heat low-pressure cell covered the upper Thailand. Moreover, the westerly trough moved from Myanmar through the northern region on the first day of the period. In addition, the easterly and southeasterly winds prevailed over upper Thailand in the first half of the period then the southerly and southeasterly winds prevailed over the mentioned areas. These conditions caused hot weather in upper Thailand mainly in the northern, central and eastern regions in the second half of the period. Rainfall was reported almost the period. For the southern region, the easterly winds prevailed over the Gulf of Thailand, southern region and the Andaman Sea throughout the period with the southeasterly winds prevailed over the mentioned areas in the second half of the period causing rainfall most of the period.
Region Weather Summary
13 March 2026 - 19 March 2026Northern
Hot weather in several areas in the middle of the period then increasing in temperature until hot weather nearly the whole areas. Isolated rain, except for scattered rain on 13 and 16 Mar. Gusty wind was reported in Chiang Mai province on 17 Mar. Hail was reported in Nan and Chiang Mai provinces on 17 Mar.
| Max Rain | Max. Temp. | Min. Temp. |
| 30.0 mm at Khanu Woralaksaburi Kamphaeng Phet on 17 Mar. | 39.1 º C at Thoen Lampang on 19 Mar. |
Northeastern
Hot weather nearly the whole areas in the second half of the period. Isolated rain on the first day and the second half of the period with heavy rainfall in some areas at the end of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 79.0 mm at Sangkho Highway Maintenance Station, Phu Phan Sakon Nakhon on 19 Mar. | 37.6 º C at Loei Agromet. Stn., Mueang Loei Loei on 19 Mar. |
Central
Hot weather nearly the whole areas at the middle and the end of the period. Isolated rain with heavy rainfall in some areas at the beginning of the period and during 17-18 Mar.
| Max Rain | Max. Temp. | Min. Temp. |
| 59.1 mm at Mueang Samut Songkhram Samut Songkharm on 13 Mar. | 38.8 º C at Thong Pha Phum Kanchanaburi on 18 Mar. |
Eastern
Hot weather in the upper portion. Isolated to scattered rain with heavy rainfall in some areas on the first day and second half of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 60.0 mm at Huai Pong Agromet. Stn., Mueang Rayong Rayong on 17 Mar. | 37.4 º C at Sanam Chai Khet Chachoengsao on 16 Mar. and Aranyaprathet Sa Kaeo on 19 Mar. |
Southern (East Coast)
Hot weather in some areas. Isolated rain with heavy rainfall in some areas in the first half of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 43.0 mm at Lamae Chumphon on 13 Mar. | 37.2 º C at Yala Agromet. Stn., Mueang Yala Yala on 19 Mar. |
Southern (West Coast)
Hot weather nearly the whole areas. Isolated rain, except for scattered rain on the first day of the period with heavy rainfall in some areas on 15 Mar.
| Max Rain | Max. Temp. | Min. Temp. |
| 73.8 mm at Mueang Phuket Phuket on 15 Mar. | 37.7 º C at Mueang Satun Satun on 17 Mar. |
Bangkok Metropolitan
Hot weather in several areas almost the period. Isolated rain, except for scattered rain on 16 Mar. with heavy rainfall in some areas.
| Max Rain | Max. Temp. | Min. Temp. |
| 29.0 mm at Don Mueang Airport Khet Don Mueang on 17 Mar. (20.6 mm at Pilot Station, Mueang Samut Prakan Samut Prakan on 16 Mar.) | 36.4 º C at Queen Sirikit National Convention Center Khet Khlong Toei on 15 Mar. (37.0 º C at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 15,19 Mar.) |
Announcement Date 20 March 2026 10:42