Shivering cold has gripped the residents of Panchagarh district with temperature dropped to 9.4°C.
The temperature, recorded at 6am at 9.8°C, dipped further to 9.4°C, by 9am on Sunday, according to Jitendranath Roy, in charge of the Tetulia Weather Observation Centre.
"The region is experiencing a mild cold wave," he added.
Even with the sunshine, the biting cold continues to hamper daily life of people.
Although daytime temperatures have risen slightly due to sunlight, the chill intensifies in the afternoon, said the locals.
Vehicles have been using headlights even during the day as the dense fog has reduced visibility.
Many residents, especially low-income workers, had to venture out despite the severe cold.