Weak toGhostIceDragonDarkFairy ×1.6

Attacker	Type	Moveset	DPS
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	103.1
Baxcalibur	DragonIce	Ice FangGlaive RushLegacy	79.8
Blacephalon	FireGhost	AstonishShadow Ball	77.3
Rayquaza	DragonFlying	Dragon TailBreaking SwipeLegacy	75.7
Haxorus	Dragon	Dragon TailBreaking SwipeLegacy	75.7
Palkia	WaterDragon	Dragon TailDraco Meteor	75.7
Salamence	DragonFlying	Dragon TailDraco Meteor	74.9
Dragapult	DragonGhost	Dragon TailShadow Ball	72.0
Dragonite	DragonFlying	Dragon TailDraco MeteorLegacy	71.3
Chien-Pao	DarkIce	SnarlBlizzard	70.0
Garchomp	DragonGround	Dragon TailBreaking Swipe	69.9
Darkrai	Dark	SnarlShadow Ball	69.5

Windy boosts the Dragon attacks above. Fog and Windy boost Dreepy.

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

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

Questions people ask

What is Dreepy weak to in Pokémon GO?

Dreepy takes 1.6 times from Ghost, Ice, Dragon, Dark and Fairy.

What's the best counter to Dreepy?

Eternatus with Dragon Tail and Dynamax Cannon, worth 103.1 damage per second against Dreepy's own defense. The full ranking is above.