Weak toGrass ×2.56FightingGroundElectric ×1.6

Attacker	Type	Moveset	DPS
Kartana	GrassSteel	Razor LeafLeaf Blade	56.2
Xurkitree	Electric	Thunder ShockPower Whip	48.2
Roserade	GrassPoison	Magical LeafLeaf Storm	47.9
Zarude	DarkGrass	Vine WhipPower Whip	47.0
Rillaboom	Grass	Razor LeafFrenzy PlantLegacy	46.5
Breloom	GrassFighting	Force PalmGrass KnotLegacy	45.6
Meowscarada	GrassDark	LeafageFrenzy PlantLegacy	45.4
Decidueye	GrassGhost	Magical LeafFrenzy PlantLegacy	44.6
Tapu Bulu	GrassFairy	Bullet SeedGrass Knot	44.5
Tsareena	Grass	Magical LeafGrass Knot	43.9
Sceptile	Grass	Bullet SeedFrenzy PlantLegacy	43.5
Ogerpon	Grass	Magical LeafGrass Knot	43.3

Clear boosts the Grass attacks above. Partly cloudy and Rainy boost Omanyte.

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

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

Questions people ask

What is Omanyte weak to in Pokémon GO?

Omanyte takes 2.56 times damage from Grass, and 1.6 times from Fighting, Ground and Electric.

What's the best counter to Omanyte?

Kartana with Razor Leaf and Leaf Blade, worth 56.2 damage per second against Omanyte's own defense. The full ranking is above.