Some dogs are allergic to pollen or grass and during allergy season, you could notice your dog itching a lot more than they do during non-allergy season. An oatmeal bath could help until you can see the vet.
Call Stonebridge Animal Hospital (469) 507-2433 if your dog is still itching a lot after allergy season, to see what the experts at this animal hospital McKinney TX can do to relieve that