Weak toFlyingPsychicFairy ×1.6

Attacker	Type	Moveset	DPS
Mewtwo	Psychic	ConfusionPsystrikeLegacy	28.2
Enamorus	FairyFlying	Fairy WindFly	27.3
Tapu Lele	PsychicFairy	ConfusionNatures MadnessLegacy	25.4
Yveltal	DarkFlying	GustOblivion WingLegacy	24.1
Alakazam	Psychic	ConfusionPsychicLegacy	24.1
Toucannon	NormalFlying	PeckBeak BlastLegacy	23.9
Moltres	FireFlying	Wing AttackFly	23.8
Staraptor	NormalFlying	GustFlyLegacy	23.5
Azelf	Psychic	ConfusionFuturesight	23.4
Hoopa	PsychicGhost	ConfusionPsychic	23.3
Espeon	Psychic	ConfusionPsychic	23.3
Regigigas	Normal	Zen HeadbuttCrush GripLegacy	23.2

Windy boosts the Psychic attacks above. Overcast boosts Hitmontop.

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

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

Questions people ask

What is Hitmontop weak to in Pokémon GO?

Hitmontop takes 1.6 times from Flying, Psychic and Fairy.

What's the best counter to Hitmontop?

Mewtwo with Confusion and Psystrike, worth 28.2 damage per second against Hitmontop's own defense. The full ranking is above.