Meanwhile, the weak northeast monsoon prevails over the Gulf and the South, resulting in less rain in the South.
The weather forecast for the next 24 hours:
North: Cool to cold weather with fog in the morning; temperature lows of 15-20 degrees Celsius and highs of 31-36°C; temperature on hilltops is likely to drop to 4-12°C.
Northeast: Cool to cold weather with fog in the morning; temperature lows of 15-18°C and highs of 31-33°C; temperature on hilltops is likely to drop to 8-11°C.
Central: Cool weather with fog in the morning; temperature lows of 18-21°C, highs of 35-36°C.
East: Cool weather with fog in the morning; temperature lows of 17-23°C, highs of 32-35°C; waves a metre high and 1-2 metres offshore.
South (east coast): Partly cloudy with thundershowers in 10 per cent of the areas; temperature lows of 19-25°C, highs of 30-34°C; waves a metre high and 1-2 metres during thundershowers.
South (west coast): Partly cloudy with thundershowers in 10 per cent of the areas; temperature lows of 22-26°C, highs of 34-36°C; waves a metre high and 1-2 metres offshore.
Bangkok and surrounding areas: Cool weather with fog in the morning; temperature lows of 20-23°C, highs of 33-35°C.