A mild cold wave is sweeping over the districts of Panchagarh, Nilphamari, Kurigram, Pabna, Naogaon and Chuadanga districts, according to Met office.
This situation may continue in these areas on Wednesday as per the weather bulletin.
Besides, moderate to thick fog may occur at places over the country during midnight to morning and it may continue till noon at places over northwestern part of the country.
According to the Met office, weather may remain dry with temporary partly cloudy sky over the country.
Meanwhile, night and day temperature may remain nearly unchanged over the country.
On Tuesday, the minimum temperature was recorded at 9.2 degrees Celsius in Tetulia of Rangpur division while the maximum was 28.8 degrees Celsius in Teknaf of Chattogram division, according to the bulletin.