Weak toFlyingRockFirePsychic ×1.6

Attacker	Type	Moveset	DPS
Blacephalon	FireGhost	IncinerateMind BlownLegacy	80.8
Mewtwo	Psychic	ConfusionPsystrikeLegacy	69.6
Reshiram	DragonFire	Fire FangFusion FlareLegacy	67.1
Salamence	DragonFlying	Fire FangFly	61.9
Chandelure	GhostFire	Fire SpinOverheat	61.5
Moltres	FireFlying	Fire SpinFly	60.9
Cinderace	Fire	Fire SpinPyroball	60.6
Volcarona	BugFire	Fire SpinOverheat	60.0
Darmanitan	Fire	Fire FangOverheat	59.7
Yveltal	DarkFlying	GustOblivion WingLegacy	59.6
Alakazam	Psychic	ConfusionPsychicLegacy	59.5
Toucannon	NormalFlying	PeckBeak BlastLegacy	59.0

Clear boosts the Fire attacks above. Overcast and Rainy boost Kakuna.

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

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

Questions people ask

What is Kakuna weak to in Pokémon GO?

Kakuna takes 1.6 times from Flying, Rock, Fire and Psychic.

What's the best counter to Kakuna?

Blacephalon with Incinerate and Mind Blown, worth 80.8 damage per second against Kakuna's own defense. The full ranking is above.