Some parts of the country are likely to witness rainfall this week, according to Bangladesh Meteorological Department (BMD).
Rain activity is likely at the end period of 72 hours starting at 9am, it said in a weather forecast on Sunday.
Mild cold wave is sweeping over the regions of Dinajpur, Sayedpur, Nilphamari, Bogura, Naogaon and Srimangal and it may continue, according to the forecast.
In its 24-hour forecast, the Met Office said weather may remain dry. Moderate to thick fog may occur over the country during midnight to morning, and it may continue till noon at places over northern part of the country.
Night temperature may fall slightly over the southern part of the country and it may remain nearly unchanged elsewhere over the country, while day temperature may remain nearly unchanged over the country, according to the forecast.
Ridge of sub-continental high extends up to West Bengal and adjoining area, the Met Office says its forecast valid for 24 hours, adding that seasonal low lies over South Bay.
The sun sets at 5:34pm on Sunday, according to the Met Office forecast, while it rises at 6:43am on Monday in Dhaka.