In general, many factors can causes watery eyes. If something irritates or inflames the surface of your eye, you may get watery eyes. the symptoms of watery eyes is increased tear production. Actually, allergies are a very common cause of watery eyes, but apart from it, if other parts of your body get infected it may come along with watery eyes. You'd better to see a doctor and find the cause of your watery eyes, then find a treatment to cure it.
Watery eyes can be caused by many problems, such as dry eyes, conjunctivitis, foreign bodies, allergy, age and some other disease. It's been found that ear infection can cause watery eyes, itchy eyes, red eyes and so on. Tell your doctor about your condition, and the watery eyes will be gone after your ear infection been cured.
Yes, ear infection will cause your watery eyes because of the interlinked nerves in the whole body. You could use some ways to cure it. The eye drops with anti-inflammation is the good one which will get rid of your bacterium in the eyes. In addition, you could also find the clean cloth and hot water to do the warm compress to make your eyes get comfortable and moisture.