The Bangladesh Meteorological Department (BMD) has forecasted the mercury is likely to drop further from Tuesday and the country may experience a severe cold wave from Wednesday.
Meteorologist Md Shahinul Islam confirmed the matter to the press on Monday morning.
Day and night temperature may decrease slightly today and it may drop gradually in the next three days, said Met office said.
The weather may remain dry amid cloudy sky over the country for 24 hours, beginning from 10:00 am on Monday.
A moderate to thick fog may occur during a period from midnight to Tuesday morning.