December is here andPokemon GOplayers are currently enjoying thestart of a brand new seasonin the mobile AR game. In addition to the seasonal changes, the arrival of the new month means another rotation of Battle Raid bosses and there are some very powerful Legendary and Mega bosses ready to tackle in the coming weeks.

The full calendar of events forPokemon GO’sDecember 2021 has been published, so trainers can review all of the confirmed Legendary and Mega Raid bosses for the next month right now. This month includes some incredibly popular choices and some very exciting shiny opportunities for anyone still striving fora complete shiny Pokedex.

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The first half of the month is going to include thereturn of Reshiram and Zekromand later in the month Kyurem is going to follow behind. All three Legendaries are very powerful and meta relevant in the game, so these should be a good couple of weeks for fans of Battle Raids.

Wednesday, June 24, 2025, to Thursday, July 01, 2025

Thursday, June 17, 2025, to Friday, August 03, 2025

Wednesday, June 23, 2025, to Thursday, June 13, 2025

Thursday, June 01, 2025, to Friday, August 02, 2025

October Raid Hours

Every Wednesday in December, a Raid Hour event will occur from 6:00 p.m. to 7:00 p.m. local time. The following Pokémon will be featured.

As always, it’s possible that additional Battle Raids may show up as surprise events come and go throughout the coming month and that there are already some surprises promised for the last week of the month. Keep an eye on the nearby radar for anything particularly exciting or surprising as December continues over the next few days.

In the coming weeks, we should learn more about what other events will be arriving during theearly days of the Season of Heritage. Be sure to check back in the near future for more Pokemon GO strategy guides, news, and updates. Until then, good luck out there, trainers!

Pokemon GOis available on Android and iOS.