Weak toFire ×2.56

Attacker	Type	Moveset	DPS
Blacephalon	FireGhost	IncinerateMind BlownLegacy	54.4
Reshiram	DragonFire	Fire FangFusion FlareLegacy	45.2
Chandelure	GhostFire	Fire SpinOverheat	41.4
Cinderace	Fire	Fire SpinPyroball	40.8
Volcarona	BugFire	Fire SpinOverheat	40.4
Darmanitan	Fire	Fire FangOverheat	40.2
Blaziken	FireFighting	Fire SpinBlast BurnLegacy	38.9
Moltres	FireFlying	Fire SpinOverheat	38.5
Volcanion	FireWater	IncinerateOverheat	38.1
Heatran	FireSteel	Fire SpinMagma StormLegacy	38.0
Flareon	Fire	Fire SpinOverheat	37.7
Delphox	FirePsychic	Fire SpinBlast BurnLegacy	37.3

Clear boosts the Fire attacks above. Rainy and Snow boost Genesect.

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

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

Questions people ask

What is Genesect weak to in Pokémon GO?

Genesect takes 2.56 times damage from Fire.

What's the best counter to Genesect?

Blacephalon with Incinerate and Mind Blown, worth 54.4 damage per second against Genesect's own defense. The full ranking is above.