Dhaka's nights run 3.6C warmer than Panchagarh's

Reading this plate

Night-time heat is the health-relevant measure, because a body that cannot shed heat overnight never recovers. It is a different map from daytime heat, not a copy of it: the two correlate only +0.57 across the 64 districts, and the hottest nights are coastal and urban rather than inland.

Source

Derived in-repo from Google Earth Engine district aggregations; MODIS night-time land surface temperature, weighted by WorldPop