Weak toDragonFairy ×1.6

Attacker	Type	Moveset	DPS
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	37.5
Rayquaza	DragonFlying	Dragon TailBreaking SwipeLegacy	27.5
Haxorus	Dragon	Dragon TailBreaking SwipeLegacy	27.5
Palkia	WaterDragon	Dragon TailDraco Meteor	27.5
Salamence	DragonFlying	Dragon TailDraco Meteor	27.2
Baxcalibur	DragonIce	Dragon BreathGlaive RushLegacy	27.0
Dragonite	DragonFlying	Dragon TailDraco MeteorLegacy	25.9
Dragapult	DragonGhost	Dragon TailBreaking Swipe	25.9
Garchomp	DragonGround	Dragon TailBreaking Swipe	25.4
Reshiram	DragonFire	Dragon BreathDraco Meteor	25.0
Dialga	SteelDragon	Dragon BreathDraco Meteor	25.0
Enamorus	FairyFlying	Fairy WindDazzling Gleam	24.9

Windy boosts the Dragon attacks above. Rainy and Windy boost Kingdra.

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

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

Questions people ask

What is Kingdra weak to in Pokémon GO?

Kingdra takes 1.6 times from Dragon and Fairy.

What's the best counter to Kingdra?

Eternatus with Dragon Tail and Dynamax Cannon, worth 37.5 damage per second against Kingdra's own defense. The full ranking is above.