Thailand
13 February 2026 - 19 Febryary 2026The weak high-pressure area covered upper Thailand and the South China Sea in the first half of the period. After that, another moderate high pressure area from China extended its ridge to dominate northeast region of Thailand and the South China Sea. Additionally, the southerly and southeasterly winds prevailed over the central region and eastern regions in the first half of the period then the easterly and southeasterly winds prevailed over upper Thailand in the second half of the period with the confluence of the southeasterly and the southwesterly winds prevailed over the upper northern region on the last day of the period. Under these conditions, temperature over upper Thailand relatively increased but cool weather in the northern and northeastern region with cold weather in some areas remained in the northern region. Rainfall was observed in the upper northern, central and eastern regions. In the southern region, the northeast monsoon prevailed over the Gulf of Thailand, southern Thailand, and the Andaman Sea in the first half of the period and then the easterly and the southeasterly winds prevailed over the mentioned areas, causing rainfall mainly in the second half of the period.
Region Weather Summary
13 February 2026 - 19 Febryary 2026Northern
Cool weather in general with cold weather in some areas in the upper portion in the first half of the period then increasing in temperature but still cool weather in general in the upper portion. Cold to very cold weather in the mountainous areas and mountain tops. Isolated rain in the second half of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 12.1 mm at Chiang Rai Agromet. Stn., Mueang Chiang Rai Chiang Rai on 19 Feb. | 13.2 º C at Mae Sariang Mae Hong Son on 14 Feb. (6.0 º C at Kew Mae Pan Doi Inthanon, Chom Thong Chiang Mai on 13 Feb. and Doi Inthanon, Chom Thong Chiang Mai on 14 Feb. and Galyani Vadhana Chiang Mai on 16 Feb.) |
Northeastern
Cool weather in general almost the period. Cold weather in the mountainous areas and mountain tops. Isolated rain with heavy rainfall in some areas on 18 Feb.
| Max Rain | Max. Temp. | Min. Temp. |
| 35.5 mm at Si Songkhram Nakhon Phanom on 18 Feb. | 16.3 º C at Nakhon Phanom Agromet. Stn., Nakhon Phanom on 15 Feb. (12.5 º C at Phu Kradung National Park, Phu Kradung Loei on 13,14 Feb.) |
Central
Cool weather in some areas. Isolated rain on 16-18 Feb.
| Max Rain | Max. Temp. | Min. Temp. |
| 34.5 mm at Mueang Samut Songkhram Samut Songkhram on 18 Feb. | 18.9 º C at Chai Badan Lop Buri on 13 Feb. |
Eastern
Cool weather in some areas in the first half of the period. Isolated rain almost the period in coastal areas with heavy rainfall in some areas on the first day of the period.
| Max Rain | Max. Temp. | Min. Temp. |
| 58.6 mm at Trat Highway District, Mueang Trat Trat on 13 Feb. | 22.0 º C at Sanam Chai Khet Chachoengsao on 13 Feb. (17.9 º C at Khao Kheow, Mueang Nakhon Nayok Nakhon Nayok on 15 Feb.) |
Southern (East Coast)
Cool weather in some areas. Isolated to scatted rain almost the period with heavy rainfall in some areas on 17 Feb.
| Max Rain | Max. Temp. | Min. Temp. |
| 58.6 mm at Sukhirin Narathiwat on 17 Feb. | 20.0 º C at Mueang Phetchaburi Phetchaburi on 17 Feb. |
Southern (West Coast)
Cool weather in some areas for few days. Isolated to scattered rain almost the period with heavy rainfall in some areas on 17 Feb.
| Max Rain | Max. Temp. | Min. Temp. |
| 35.3 mm at Takua Thung Phang-nga on 17 Feb. | 22.7 º C at Takua Pa Phang-nga on 18 Feb. |
Bangkok Metropolitan
Cool weather in some areas. Fairly widespread rain with heavy rainfall in some areas on 17 Feb. Isolated rainfall with heavy rainfall in some areas on 18 Feb.
| Max Rain | Max. Temp. | Min. Temp. |
| 53.2 mm at Wat Bang Bon School Khet Bang Bon on 18 Feb. ( 38.4 mm at Phutthamonthon Nakhon Pathom on 17 Feb. ) | 24.8 º C at Don Mueang Airport Khet Don Mueang on 13 Feb. ( 22.2 º C at Kamphaeng Saen Nakhon Pathom on 19 Feb.) |
Announcement Date 20 February 2026 10:39