With all the christmassy vibes, the list of December 2025 events in Ronkonkoma only keeps increasing. Check out all the festivals, parties and events happening in Ronkonkoma in December to embrace all the party vibes. Find out all that you are looking for from the curated list of December 2025 events in Ronkonkoma and make the festive vibes count!
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Universal Paranormal University : Paranormal Equipment Training!
Universal Paranormal
Thu, 26 Jun Onwards
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Universal Paranormal University : Investigation Training!
