Weak toFairy ×2.56FightingBugIceDragon ×1.6

Attacker	Type	Moveset	DPS
Enamorus	FairyFlying	Fairy WindDazzling Gleam	55.5
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	52.2
Xerneas	Fairy	GeomancyMoonblastLegacy	50.3
Gardevoir	PsychicFairy	CharmDazzling Gleam	47.7
Hatterene	PsychicFairy	CharmDazzling Gleam	47.7
Tapu Koko	ElectricFairy	Quick AttackNatures MadnessLegacy	47.6
Tapu Lele	PsychicFairy	AstonishNatures MadnessLegacy	45.8
Togekiss	FairyFlying	CharmDazzling Gleam	45.5
Xurkitree	Electric	Thunder ShockDazzling Gleam	45.1
Primarina	WaterFairy	CharmMoonblast	44.7
Tapu Bulu	GrassFairy	Bullet SeedNatures MadnessLegacy	44.7
Granbull	Fairy	CharmPlay Rough	42.8

Overcast boosts the Fairy attacks above. Fog and Windy boost Zweilous.

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

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

Questions people ask

What is Zweilous weak to in Pokémon GO?

Zweilous takes 2.56 times damage from Fairy, and 1.6 times from Fighting, Bug, Ice and Dragon.

What's the best counter to Zweilous?

Enamorus with Fairy Wind and Dazzling Gleam, worth 55.5 damage per second against Zweilous's own defense. The full ranking is above.