Open the windows in the evening and at night. More specifically, keep the windows closed when the outside temperature is hotter than it is inside, and open the windows when it’s cooler outside ...

With hot days that look set to stay, there’s no better time to see what is the best way of keeping your cool… Generally speaking, you should open your windows if it’s cooler outside than in.

Airlines mandate open window shades during takeoff and landing for safety, enabling quick assessment of external hazards like fire or debris. This practice aids in adapting to outside light ...