Weak toFightingRockSteelFire ×1.6

Attacker	Type	Moveset	DPS
Blacephalon	FireGhost	IncinerateMind BlownLegacy	43.6
Lucario	FightingSteel	Force PalmAura SphereLegacy	37.0
Reshiram	DragonFire	Fire FangFusion FlareLegacy	36.2
Pheromosa	BugFighting	Low KickFocus Blast	33.8
Terrakion	RockFighting	Double KickSacred SwordLegacy	33.7
Blaziken	FireFighting	CounterAura Sphere	33.4
Chandelure	GhostFire	Fire SpinOverheat	33.1
Cinderace	Fire	Fire SpinPyroball	32.7
Volcarona	BugFire	Fire SpinOverheat	32.3
Metagross	SteelPsychic	Bullet PunchMeteor MashLegacy	32.3
Darmanitan	Fire	Fire FangOverheat	32.2
Kartana	GrassSteel	Fury CutterSacred Sword	31.9

Overcast boosts the Fighting attacks above. Snow boosts Beartic.

Level 40, 15 attack IV, costed against Beartic's own defense and typing, one per evolution family.

Beartic's moveset, CP and shiny All counters Raid board

Questions people ask

What is Beartic weak to in Pokémon GO?

Beartic takes 1.6 times from Fighting, Rock, Steel and Fire.

What's the best counter to Beartic?

Blacephalon with Incinerate and Mind Blown, worth 43.6 damage per second against Beartic's own defense. The full ranking is above.