No way to know for certain, but you should do what you can to get healthier. It could get worse postpartum if untreated in pregnancy.
How is everything going, is there something in particular that is eating at you?
It's very common during pregnancy, just far less talked about. It can increase the chances you'll have PPD. It's something you might want to talk to your HCP about, and they can refer you to someone you can talk to.