Pokémon GO’s Winter Holiday 2025 Part 2 runs from Wednesday, December 24, at 10:00 a.m. to Monday, December 29, 2025, at 8:00 p.m. local time. Celebrate the season with Rolycoly’s debut, bonus rewards, and increased shiny chances, plus a special Winter Weekend! This complete guide covers all event bonuses, shiny Pokémon, spawns, raids, research tasks, and everything you need to know to get the most out of Winter Holiday Part 2. Check out more festive events in our December 2025 events guide.