High pressure ridge form China caused the temperature in Thailand to drop between 2 to 4 degrees Sunday with the minimum temperature on northern mountaintops ranging from 4 to 10 Celsius degrees, the Meteorological Department reported.

In its daily forecast for 6 am Sunday to 6 am Monday, the department said the minimum temperatures on the lowland in northern provinces range from 10 to 14 Celsius degrees.

Read more: The Nation