The meaning of Humid in dream | Dream interpretation
To dream that it is humid, suggests that you may be lacking some understanding in a situation.
The result of this is that you are feeling quite anxious about it.
2. Possible environment for illness.
3. Indicates a sense of anxiety over understanding a situation or problem.
4. Intellectual stagnation. ... New American Dream Dictionary
It is also related to painful emotions and feelings of sadness and abandonment.... The Big Dictionary of Dreams