Weak toFlyingPsychicFairy ×1.6

Attacker	Type	Moveset	DPS
Deoxys	Psychic	Zen HeadbuttPsycho Boost	59.5
Mewtwo	Psychic	ConfusionPsystrikeLegacy	48.6
Enamorus	FairyFlying	Fairy WindFly	47.0
Tapu Lele	PsychicFairy	ConfusionNatures MadnessLegacy	43.8
Yveltal	DarkFlying	GustOblivion WingLegacy	41.5
Alakazam	Psychic	ConfusionPsychicLegacy	41.5
Toucannon	NormalFlying	PeckBeak BlastLegacy	41.1
Moltres	FireFlying	Wing AttackFly	41.0
Staraptor	NormalFlying	GustFlyLegacy	40.4
Azelf	Psychic	ConfusionFuturesight	40.2
Hoopa	PsychicGhost	ConfusionPsychic	40.0
Espeon	Psychic	ConfusionPsychic	40.0

Windy boosts the Psychic attacks above. Overcast boosts Hariyama.

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

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

Questions people ask

What is Hariyama weak to in Pokémon GO?

Hariyama takes 1.6 times from Flying, Psychic and Fairy.

What's the best counter to Hariyama?

Deoxys with Zen Headbutt and Psycho Boost, worth 59.5 damage per second against Hariyama's own defense. The full ranking is above.