Weak toElectric ×2.56Rock ×1.6

Attacker	Type	Moveset	DPS
Regieleki	Electric	Lock OnThunder CageLegacy	73.8
Zeraora	Electric	Volt SwitchPlasma Fists	64.5
Zekrom	DragonElectric	Charge BeamFusion BoltLegacy	63.0
Xurkitree	Electric	Thunder ShockDischarge	62.2
Deoxys	Psychic	Charge BeamThunderbolt	54.2
Electivire	Electric	Thunder ShockWild Charge	53.9
Raikou	Electric	Volt SwitchWild Charge	52.4
Zapdos	ElectricFlying	Thunder ShockZap CannonLegacy	51.9
Magnezone	ElectricSteel	Volt SwitchWild Charge	51.8
Pawmot	ElectricFighting	Thunder ShockWild Charge	50.4
Tapu Koko	ElectricFairy	Volt SwitchThunderbolt	49.8
Vikavolt	BugElectric	Volt SwitchDischargeLegacy	48.8

Rainy boosts the Electric attacks above. Rainy and Windy boost Swanna.

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

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

Questions people ask

What is Swanna weak to in Pokémon GO?

Swanna takes 2.56 times damage from Electric, and 1.6 times from Rock.

What's the best counter to Swanna?

Regieleki with Lock On and Thunder Cage, worth 73.8 damage per second against Swanna's own defense. The full ranking is above.