natural remedies for a cat with allergies?

Is your cat sneezing only during storm? How often does he sneeze?
Occasionally sneezing should cause you no concern.
Sometimes when a cat sneezes it doesn't have to be allergies. It can be upper respiratory infection which is similar to human with common cold. Sometimes the smell of cigarettes, pest spray, and even perfume can cause a cat sneezing.

Is the symptoms of your own allergies also sneezing? You know it might be of different cause.