Weak toFightingBugGrassElectricFairy ×1.6

Attacker	Type	Moveset	DPS
Regieleki	Electric	Lock OnThunder CageLegacy	70.4
Lucario	FightingSteel	Force PalmAura SphereLegacy	63.0
Pheromosa	BugFighting	Bug BiteFocus Blast	61.2
Kartana	GrassSteel	Fury CutterLeaf Blade	60.8
Zeraora	Electric	Volt SwitchPlasma Fists	60.4
Zekrom	DragonElectric	Charge BeamFusion BoltLegacy	59.0
Xurkitree	Electric	Thunder ShockDischarge	58.4
Terrakion	RockFighting	Double KickSacred SwordLegacy	57.4
Blaziken	FireFighting	CounterAura Sphere	56.9
Tapu Koko	ElectricFairy	Volt SwitchNatures MadnessLegacy	55.3
Breloom	GrassFighting	Force PalmGrass KnotLegacy	54.1
Enamorus	FairyFlying	Fairy WindDazzling Gleam	53.1

Rainy boosts the Electric attacks above. Fog and Rainy boost Sharpedo.

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

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

Questions people ask

What is Sharpedo weak to in Pokémon GO?

Sharpedo takes 1.6 times from Fighting, Bug, Grass, Electric and Fairy.

What's the best counter to Sharpedo?

Regieleki with Lock On and Thunder Cage, worth 70.4 damage per second against Sharpedo's own defense. The full ranking is above.