Yes you can still get him.
You get 3,000 XP a day for completing daily objectives, which is 51,000 more XP over the next 16 days + today.
There is the 3,500 team tackles for 5,000 XP.
Doing your daily tracker everyday will also earn you more XP every 5 days.
Playoff, super bowl, GGv2, and Competitive passes will award you lots of XP. Overall, that should be enough to get you to Gronk.