The temperature is expected to go up by 2-4 degrees Celsius, but the weather will remain cool to cold, with strong winds.
People should watch their health in this variable weather, the department said.
The strong northeast monsoon still prevails over the Gulf and the South bringing more rain and isolated heavy rain to the South. Strong winds trigger waves 2-3 metres high in the upper Gulf of Thailand, 2-4 metres high in the lower portion and more than four metres high in thundershowers. All ships should proceed with caution, and small boats should keep ashore, the department said.
From January 4-8, the strong northeast monsoon still prevails over the Gulf and the South, accompanied by the low cell over the lower South China Sea will move to cover Malaysia. More rain and isolated heavy to very heavy rain is forecast for the lower South.
The weather forecast for different regions of the country:
North: Cold in the morning; minimum temperature 10-15°C, maximum 28-31°C; cold to very cold on mountaintops with minimum temperature 2-10°C; northeasterly winds 10-20 kilometres per hour (kph).
Northeast: Cool to cold with strong winds and 1-3°C rise in temperature; minimum temperature 11-17°C, maximum 26-30°C; cold to very cold on mountaintops with minimum temperature 4-8°C; northeasterly winds 20-35kph.
Central: Cool with strong winds and 2-3°C rise in temperature; minimum temperature 16-20°C, maximum 30-32°C; northeasterly winds 15-30kph.
East: Cool with strong winds and a 2-4°C rise in temperature; minimum temperature 20-23°C, maximum 31-33°C; northeasterly winds 20-35kph; waves about two metres high and 2-3 metres offshore.
South (east coast): Cloudy with scattered thundershowers and isolated heavy rain in Songhkla, Pattani, Yala and Narathiwat provinces; minimum temperature 20-24°C, maximum 29-30°C; Surat Thani northwards: northeasterly winds 20-40kph; waves 2-3 metres and above three metres in thundershowers.
Nakhon Si Thammarat southwards: Northeasterly winds 20-45kph; waves 2-4 metres and above four metres in thundershowers.
South (west coast): Cloudy with isolated thundershowers mostly in Phuket, Krabi, Trang and Satun provinces; minimum temperature 22-24°C, maximum 30-33°C; northeasterly winds 15-35kph; waves1-2 metres high and about two metres offshore.
Bangkok: Cool with strong winds and a 2-3°C rise in temperature; minimum temperature 20-22°C, maximum 30-33°C; northeasterly winds 15-30kph.
Published : January 03, 2021
By : The Nation