The left side of my jaw hurts at the back. is it anything serious? could it possibly be due to my wisdom teeth?

Could be: Could be from wisdom teeth, tmj, gum infection, throat infection, ear infection, tooth infection, or one of many other causes. Please see your dentist for a differential diagnosis.

Multiple causes: Your jaw pain could be from several sources. An infected tooth or gums. Tmj or joint issues or a combination of these. Only your dentist can properly diagnose the cause and get you the needed treatment. So give him or her a call before it worsens!

Eval needed: Your pain could be from wisdom teeth, tmj, or infections. It is impossible to answer you without an exam. See a dentist for an evaluation and find out what is going on.

See a dentist: Without a thorough exam, x-rays, and an exam, there is no way to say what your problem may be. Could be a wisdom tooth, could be tmj/tmd, could be a muscle/nerve ailments, could be an infection. See a dentist asap.

Yes: At your age, good chance it's your wisdom teeth. Check with your dentist or oral surgeon.