Horror Nights Universal 2025. The specifics change every year — new haunted houses, new flicks and shows to feature, new. Halloween horror nights occurs every year throughout september, october, and sometimes into november.
December 5, 2024, 2:56 pm · halloween horror nights 2025 will start september 4 at universal studios hollywood, the park announced today. Here’s every horror sequel slated for 2025 so far.