Weak toFightingBugWaterGrassIceFairy ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	35.7
Pheromosa	BugFighting	Bug BiteFocus Blast	34.7
Kartana	GrassSteel	Fury CutterLeaf Blade	34.4
Terrakion	RockFighting	Double KickSacred SwordLegacy	32.5
Blaziken	FireFighting	CounterAura Sphere	32.2
Inteleon	Water	Water GunHydro CannonLegacy	30.7
Kyogre	Water	WaterfallOrigin PulseLegacy	30.6
Breloom	GrassFighting	Force PalmGrass KnotLegacy	30.6
Enamorus	FairyFlying	Fairy WindDazzling Gleam	30.1
Conkeldurr	Fighting	Force PalmFocus Blast	29.7
Keldeo	WaterFighting	Low KickSacred Sword	29.5
Tapu Bulu	GrassFairy	Bullet SeedNatures MadnessLegacy	29.3

Overcast boosts the Fighting attacks above. Clear and Fog boost Krookodile.

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

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

Questions people ask

What is Krookodile weak to in Pokémon GO?

Krookodile takes 1.6 times from Fighting, Bug, Water, Grass, Ice and Fairy.

What's the best counter to Krookodile?

Lucario with Force Palm and Aura Sphere, worth 35.7 damage per second against Krookodile's own defense. The full ranking is above.