Weak toFighting ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	39.1
Pheromosa	BugFighting	Low KickFocus Blast	35.8
Terrakion	RockFighting	Double KickSacred SwordLegacy	35.6
Blaziken	FireFighting	CounterAura Sphere	35.3
Kartana	GrassSteel	Fury CutterSacred Sword	33.7
Conkeldurr	Fighting	Force PalmFocus Blast	32.6
Keldeo	WaterFighting	Low KickSacred Sword	32.2
Breloom	GrassFighting	Force PalmDynamic Punch	32.1
Urshifu	Fighting	CounterDynamic Punch	31.9
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	31.7
Marshadow	FightingGhost	CounterClose Combat	31.2
Mewtwo	Psychic	CounterFocus BlastLegacy	31.1

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

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

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

Questions people ask

What is Ambipom weak to in Pokémon GO?

Ambipom takes 1.6 times from Fighting.

What's the best counter to Ambipom?

Lucario with Force Palm and Aura Sphere, worth 39.1 damage per second against Ambipom's own defense. The full ranking is above.