The time of day when the relative humidity reaches a maximum value is usually ____.
A)at the time when the air temperature is highest
B)in the middle of the afternoon
C)at the time when the air temperature is lowest
D)just before sunrise
E)about midnight

Question

Quizplus · Accepted Answer

Relative humidity is highest when the air temperature is lowest, which typically occurs just before sunrise.

The Time of Day When the Relative Humidity Reaches a Maximum