Weekly Weather Summary
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January 13, 2017 - January 19, 2017Max. Rainfall AmountMax. Temperature
Thailand
The high pressure area covered upper Thailand throughout the period. The another moderate high pressure area from China extended its ridge to cover the mention area during the second half of the period. In addition, the northeast monsoon which prevailed over southern part and the Gulf of Thailand strengthened during the second half of the period. These conditions caused cool weather over upper Thailand with cold weather in several areas of northern part and some areas of northeastern part. Abundant rainfall occurred in southern part mainly during the second half of the period.    
Northern Part
Cool weather nearly the whole areas with cold weather in several areas in the upper portion mainly during mid-period. Cold to very cold weather in the mountainous areas and mountain top. Isolated rain on 17 Jan. 1.5 mm at Wichian Buri Phetchabun on 17 Jan.  10.5 º C at Mae Sariang Mae Hong Son on 15 Jan. (4.2 º C at Kanlayaniwatthana Chiang Mai on 15 Jan.)  
Northeastern Part
Cool weather nearly the whole areas almost the whole period with cold weather in some areas. Cold weather in the mountainous areas and mountain top. Isolated rain during mid-period. 25.1 mm at Phu Pha Man Khon Kaen on 13 Jan.  15.8 º C at Nakhon Phanom Agromet Stn Nakhon Phanom on 15 Jan. (9.5 º C at Phuluang Wildlife Sanctuary Loei on 17 Jan.)  
Central Part
Cool weather in several areas. Isolated rain on 17 Jan. 1.8 mm at Nong Mamong Chai Nat on 17Jan.  19.2 º C at Thong Pha Phum Kanchanaburi on 14 Jan. 
Eastern Part
Cool weather in some areas. Isolated rain except for scattered to fairly widespread rain with heavy rainfall in some areas on 14, 16 and 17 Jan. 52.6 mm at Laem Ngop Trat on 14 Jan.  20.5 º C at Sattahip Chonburi on 14 Jan. 
Southern Part (East Coast)
Cool weather in some areas. Isolated to scattered rain during the first half of the period then fairly widespread to widespread rain with heavy rainfall in several areas and very heavy rainfall in some areas. 260.0 mm at Thung Tako Chumphon on 17 Jan.  20.9 º C at Mueang Narathiwat on 18 Jan. and at Nongplub Agromet Stn, Hua Hin Prachup Kiri Khan on 19 Jan.  
Southern Part (West Coast)
Cool weather in some areas. Isolated to scattered rain except for widespread rain with heavy rainfall in some areas on 17 Jan. 42.5 mm at Muenag Ranong on 17 Jan.  20.9 º C at Thalang Phuket on 14 Jan. 
Metropolitan
Cool weather in some areas. Isolated to scattered rain except for scanty rainfall on 15, 18 and 19 Jan. 0.8 mm at The War Veterans Organization Khet Ratchathewi on 16 Jan.and at Suwan Plabpla Pittayakom School Khet Taling Chan on 17 Jan. (28.3 mm at Bang Phli Samut Prakarn on 16 Jan.)  23.2 º C at Don Mueang Khet Don Mueang on 14 Jan. (19.8 º C at Kamphaeng Saen Nakhon Pathom on 14 Jan.) 
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date January 20, 2017