Thailand
13 October 2025 - 19 October 2025The monsoon trough lay across the lower central, upper southern and eastern regions accompanied with the southwest monsoon prevailed over the Andaman Sea, southern region and the Gulf of Thailand at the beginning of the week. After that, the easterly and southeasterly winds blew over Thailand, the Gulf of Thailand and the Andaman Sea. Additionally, the easterly wave moved to cover Thailand from 14-15 Oct. These conditions brought abundant rainfall occurred cover Thailand in the first half of the week then decreasing in both of amount and distribution. For the southern region, abundant rainfall occurred almost the entire week.
Region Weather Summary
13 October 2025 - 19 October 2025Northern
Fairly widespread rain with heavy to very heavy rainfall in some areas in the first half of the week then decreasing in rainfall to isolated to scattered rain with heavy rainfall in some areas on 17 Oct. Flooding continued in Phitsanulok, Pichit and Sukhothai provinces. Flash flood was reported in Phayao province on 16 Oct. Gusty wind was reported in Mae Hong Son province on 13 Oct.
| Max Rain | Max. Temp. | Min. Temp. |
| 138.7 mm at Bueng Na Rang Phichit on 13 Oct. |
Northeastern
Fairly widespread rain at the beginning of the week then decreasing in rainfall to isolated to scattered rain. Heavy to very heavy rainfall occurred in some areas in the first half of the week and 17 Oct. Flooding continued in Ubon Ratchathani and Udon Thani provinces.
| Max Rain | Max. Temp. | Min. Temp. |
| 140.0 mm at Huai Thalaeng Nakhon Ratchasima on 13 Oct. |
Central
Fairly widespread rain in the first half of the week then isolated to scattered rain. Heavy rainfall occurred in some areas in the first half of the week and very heavy rainfall in some areas on the last day of the week. Flooding continued in Phra Nakhon Si Ayutthaya, Nakhon Sawan, Uthai Thani, Chai Nat, Sing Buri, Ang Thong, and Suphan Buri provinces.
| Max Rain | Max. Temp. | Min. Temp. |
| 100.0 mm at Tha Tako Nakhon Sawan on 19 Oct. |
Eastern
Scattered to fairly widespread rain almost the week. Heavy to very heavy rainfall occurred in some areas in the first half of the week. Flooding continued in Chachoengsao province.
| Max Rain | Max. Temp. | Min. Temp. |
| 73.9 mm at Pak Phli Nakhon Nayok on 14 Oct. |
Southern (East Coast)
Fairly widespread rain almost the week with heavy rainfall in some areas and very heavy rainfall in some areas on the first day of the week. Flooding was reported in Chumphon province on 14 Oct.
| Max Rain | Max. Temp. | Min. Temp. |
| 104.4 mm at Yala Agromet. Stn., Mueang Yala Yala on 13 Oct. |
Southern (West Coast)
Fairly widespread rain except for scattered rain on 13 and 18 Oct. with heavy rainfall in some areas at the beginning and the second half of the week. Gusty wind was reported in Krabi province on 16 Oct.
| Max Rain | Max. Temp. | Min. Temp. |
| 74.9 mm at Huai Yot Trang on 14 Oct. |
Bangkok Metropolitan
Fairly widespread rain except for isolated to scattered rain on 17 and 19 Oct. Heavy occurred in some areas in the first half of the week. Flooding continued in Nakhon Pathom province and Pathum Thani provinces, in addition to Bangkok on 13 Oct., Nonthaburi province from 16-19 Oct. Gusty wind was reported in Pathum Thani province on 13 Oct. and Samut Prakan province on 18 Oct.
| Max Rain | Max. Temp. | Min. Temp. |
| 74.2 mm at Bangkok Port Khet Khlong Toei on 14 Oct. (64.6 mm at Pathum Thani Agromet. Stn., Khlong Luang Pathum Thani on 14 Oct.) |
Announcement Date 20 October 2025 10:31