Weekly Weather Summary
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February 17, 2017 - February 23, 2017Max. Rainfall AmountMax. Temperature
Thailand
The moderate high pressure area from China extended its ridge to cover upper Thailand during early period and later weakened. The westerly wind at upper level prevailed over the northern and northeastern parts during early and mid-period. In addition, the moderate northeast monsoon which prevailed over southern part and the Gulf of Thailand was weakened since the middle of the period. These conditions caused cool weather in the morning remained over upper Thailand with cold weather mainly in the upper northern and northeastern parts while hot weather during daytime was found nearly the whole areas during the second half of the period. Southern Thailand has decreasing in rainfall.    
Northern Part
Generally cool weather in the morning throughout the period with cold weather in the upper portion. Cold to very cold weather in the mountainous areas and mountain top. Hot Weather during daytime nearly the whole areas during the second half of the period.   11.2 º C at Umphang Tak on 17 Feb. (5.6 º C at Royal Agricultural Station Angkhang Chiang Mai on 23 Feb.)  
Northeastern Part
Generally cool weather in the morning nearly the whole period with cold weather in several areas of the upper portion during early and mid-period. Cold weather in the mountainous areas and mountain top. Hot Weather during daytime almost the areas during the second half of the period. Isolated rain with heavy rainfall in some areas on 22 Feb. 55.0 mm at Phu Sing Si Sa Ket on 22 Feb.  13.8 º C at Loei Agromet Stn Loei on 17 Feb. (8.5 º C at Phu Kradung National Park Loei on 17-19Feb)  
Central Part
Generally cool weather in the morning during the first half of the period after that temperature relatively increased with hot weather during daytime almost the areas.   16.8 º C at Thong Pha Phum Kanchanaburi on 17 Feb. 
Eastern Part
Cool weather in the morning nearly the whole areas during the first half of the period with cold weather in some areas after that temperature relatively increased with hot weather during daytime in the upper portion. Isolated rain during late period. 30.0 mm at Wang Chan Rayong on 23 Feb.  15.9 º C at Sanam Chai Khet Chachoengsao on 17 Feb. 
Southern Part (East Coast)
Cool weather in the morning nearly the whole areas during the first half of the period whereas hot weather during daytime in some areas during the second half of the period. Isolated rain nearly the whole period except for scattered rain with heavy rainfall in some areas on 18 Feb. 63.5 mm at Su-ngai Kolok Narathiwat on 18 Feb.  17.5 º C at Nong Phlub Agromet Stn. Prachuap Khiri Khan on 17 Feb.  
Southern Part (West Coast)
Cool weather in the morning in several areas whereas hot weather during daytime in some areas during late period. Isolated to scattered rain with heavy rainfall in some areas mainly during the second half of the period. 55.5 mm at Thalang Phuket on 23 Feb.  20.4 º C at Ko Lanta Krabi on 18 Feb. 
Metropolitan
Cool weather in the morning nearly the whole areas during the first half of the period after that temperature relatively increased with hot weather during daytime almost the areas.   20.7 º C at Bang Na Agromet. Stn. Khet Bang Na on 17 Feb. Vicinity (16.9 º C at Kamphaeng Saen Nakhon Pathom on 17 Feb.  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date February 24, 2017