Season of Celebration
As the world outside rotates through winter, spring, summer, and autumn, the world of Pokémon GO will change with the seasons! We’re excited to announce that the first Pokémon GO Season has begun—the Season of Celebration!
Spawns 
During this Season, Trainers can expect to see different Pokémon in the wild more often! In addition, you can expect to see different Pokémon appearing in the wild depending on which hemisphere you’re in.
Pokémon appearing more often in the northern hemisphere this Season include Alolan Sandshrew, Alolan Vulpix, Seel, Lapras, Teddiursa, Winter Form Deerling, and more!
Northern Hemisphere
Alolan Sandshrew
Clefairy
Alolan Vulpix
Jigglypuff
Seel
Lapras
Teddiursa
Stantler
Bronzor
Snover
Minccino
Deerling (Winter)
Cryogonal
Pokémon appearing more often in the southern hemisphere this Season include Growlithe, Shuckle, Electrike, Burmy, Darumaka, Summer Form Deerling, and more!
Southern Hemisphere
Growlithe
Shuckle
Electrike
Burmy (Plant)
Burmy (Trash)
Burmy (Sandy)
Darumaka
Deerling (Summer)
Some Pokémon do not appear to be hemisphere specific.
Both Hemispheres
Pidgey
Wooper
Misdreavus
Poochyena
Aron
Drifloon
Buneary
Drilbur
Trubbish
The announcement didn’t mention all of these would necessarily be in the wild but that they would be appearing
Heatmor is now in the Eastern Hemisphere and Durant is now in the Western Hemisphere.
Durant and Heatmor Swap Regions
Heatmor
Durant
Eggs 
Different Pokémon will be hatching from Eggs!
In 2 km Eggs
- Growlithe
Wingull
In 5 km Eggs
Baltoy
Ducklett
Shinx will be hatching from the 5 km Eggs you receive from Adventure Sync rewards instead of Ducklett.
In 5 km Eggs from Adventure Sync Rewards
Shinx
Adventure Sync Rewards are the weekly rewards you get every Monday for your previous week of fitness
Seel, Aron, and Elgyem will no longer be hatching from Eggs.
Raids 
Mega Charizard X, Mega Gengar, and Mega Abomasnow will be the only Pokémon appearing in Mega Raids throughout December! Different Mega-Evolved Pokémon will be appearing in Mega Raids in the new year, so keep a lookout!
Appearing in Raid Battles
Mega Charizard X
Mega Gengar
Mega Abomasnow
Mega Charizard X will be more powerful during the first half of December! Other Mega-Evolved Pokémon may become more powerful at different times throughout the Season of Celebration, so stay tuned for updates.
