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DHAKA, Dec 17, 2025 (BSS) - A mild cold wave has been sweeping across Tetulia upazila in Panchagarh district for the past week, with the northern frontier recording the nation's lowest temperatures consistently during this period.

Bangladesh Metrological Department (BMD) recorded a minimum temperature of 9.7 degrees Celsius at 9am today, while the air humidity stood at 71 percent.

Earlier, the minimum temperature was recorded at 9.5 degrees Celsius at 9am on Tuesday. On that day, air humidity was 74 percent and wind speed ranged between 9 and 10 kilometres per hour. The maximum temperature of the day was recorded at 27.4 degrees Celsius.

On December 15, the minimum temperature at 9am was recorded at 9 degrees Celsius, with air humidity at 89 percent and wind speed between 9 and 10 kilometres per hour. The maximum temperature of the day was 27.2 degrees Celsius. The intensity of cold was also evident on the preceding days.

Besides, 9.0 degrees Celsius was recorded on December 14 followed by 9.3 degrees Celsius on December 13, 9.3 degrees Celsius on December 12 and the season's lowest of 8.9 degrees Celsius on December 11. 
    
The met office said that a mild cold wave has been prevailing in Tetulia continuously since December 11.