Weak toBugGhostWaterGrassIceDark ×1.6

Attacker	Type	Moveset	DPS
Kartana	GrassSteel	Fury CutterLeaf Blade	24.4
Blacephalon	FireGhost	AstonishShadow Ball	24.1
Pheromosa	BugFighting	Bug BiteBug Buzz	23.2
Inteleon	Water	Water GunHydro CannonLegacy	21.8
Chien-Pao	DarkIce	SnarlBlizzard	21.8
Kyogre	Water	WaterfallOrigin PulseLegacy	21.7
Darkrai	Dark	SnarlShadow Ball	21.7
Chandelure	GhostFire	HexShadow Ball	21.5
Gengar	GhostPoison	LickShadow BallLegacy	21.5
Absol	Dark	SnarlBrutal SwingLegacy	21.0
Roserade	GrassPoison	Magical LeafLeaf Storm	20.6
Kingler	Water	BubbleCrabhammer	20.6

Rainy boosts the Bug attacks above. Clear and Windy boost Claydol.

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

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

Questions people ask

What is Claydol weak to in Pokémon GO?

Claydol takes 1.6 times from Bug, Ghost, Water, Grass, Ice and Dark.

What's the best counter to Claydol?

Kartana with Fury Cutter and Leaf Blade, worth 24.4 damage per second against Claydol's own defense. The full ranking is above.