Hello there, CanadianKyleV!
Thanks for reaching out to the Apple Support Communities! It sounds like you have an issue with Safari still having tabs when they should not be showing after a day. Let's have you check out this link for How to clear cache, cookies and history on your iPhone or iPad, Then, see if the tabs are still showing. You can also follow the steps here to Clear the history and cookies from Safari on your iPhone, iPad, or iPod touch.
We also suggest you follow the steps in this article for How to force an app to close on your iPhone, iPad, or iPod touch and quit Safari. Once it’s closed, Restart your iPhone and test if the issue is still happening.
Let us know the results and have a great day!