Humidity is generally higher in summer than in winter.
It is higher in the summer
It is higher in the summer
It is higher in the summer
It is higher in the summer
It is higher in the summer
It is higher in the summer
In the summer
In the summer
In the summer
Summer because photochemical smog is created by the actions of sunlight on pollutants, and sunlight is stronger in the summer than winter.
In the summer Phoenix is very hot. In the winter it is warm and comfortable.