Weak toFighting ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	41.7
Pheromosa	BugFighting	Low KickFocus Blast	38.2
Terrakion	RockFighting	Double KickSacred SwordLegacy	38.0
Blaziken	FireFighting	CounterAura Sphere	37.7
Kartana	GrassSteel	Fury CutterSacred Sword	36.0
Conkeldurr	Fighting	Force PalmFocus Blast	34.8
Keldeo	WaterFighting	Low KickSacred Sword	34.4
Breloom	GrassFighting	Force PalmDynamic Punch	34.3
Urshifu	Fighting	CounterDynamic Punch	34.0
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	33.9
Marshadow	FightingGhost	CounterClose Combat	33.3
Mewtwo	Psychic	CounterFocus BlastLegacy	33.1

Overcast boosts the Fighting attacks above. Partly cloudy boosts Purugly.

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

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

Questions people ask

What is Purugly weak to in Pokémon GO?

Purugly takes 1.6 times from Fighting.

What's the best counter to Purugly?

Lucario with Force Palm and Aura Sphere, worth 41.7 damage per second against Purugly's own defense. The full ranking is above.