Weak toGround ×1.6

Attacker	Type	Moveset	DPS
Groudon	Ground	Mud ShotPrecipice BladesLegacy	27.8
Excadrill	GroundSteel	Mud SlapEarthquake	26.4
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	26.2
Mamoswine	IceGround	Mud SlapHigh Horsepower	25.9
Regigigas	Normal	Hidden PowerCrush GripLegacy	25.0
Rhyperior	GroundRock	Mud SlapEarthquake	25.0
Garchomp	DragonGround	Mud ShotEarthquake	24.8
Landorus	GroundFlying	Mud ShotEarth Power	24.6
Blacephalon	FireGhost	IncinerateMind BlownLegacy	24.3
Krookodile	GroundDark	Mud SlapEarthquake	23.8
Regieleki	Electric	Lock OnThunder CageLegacy	23.7
Golurk	GroundGhost	Mud SlapEarth Power	22.7

Clear boosts the Ground attacks above. Fog and Overcast boost Alolan Muk.

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

Alolan Muk's moveset, stats and CP All counters Raid board

Questions people ask

What is Alolan Muk weak to in Pokémon GO?

Alolan Muk takes 1.6 times from Ground.

What's the best counter to Alolan Muk?

Groudon with Mud Shot and Precipice Blades, worth 27.8 damage per second against Alolan Muk's own defense. The full ranking is above.