Weak toGroundGhostFireDark ×1.6

Attacker	Type	Moveset	DPS
Blacephalon	FireGhost	IncinerateMind BlownLegacy	35.3
Reshiram	DragonFire	Fire FangFusion FlareLegacy	29.3
Chandelure	GhostFire	Fire SpinOverheat	26.9
Cinderace	Fire	Fire SpinPyroball	26.5
Volcarona	BugFire	Fire SpinOverheat	26.2
Darmanitan	Fire	Fire FangOverheat	26.1
Darkrai	Dark	SnarlShadow Ball	25.7
Gengar	GhostPoison	LickShadow BallLegacy	25.4
Blaziken	FireFighting	Fire SpinBlast BurnLegacy	25.2
Groudon	Ground	Mud ShotPrecipice BladesLegacy	25.2
Moltres	FireFlying	Fire SpinOverheat	25.0
Absol	Dark	SnarlBrutal SwingLegacy	24.9

Clear boosts the Fire attacks above. Snow and Windy boost Solgaleo.

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

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

Questions people ask

What is Solgaleo weak to in Pokémon GO?

Solgaleo takes 1.6 times from Ground, Ghost, Fire and Dark.

What's the best counter to Solgaleo?

Blacephalon with Incinerate and Mind Blown, worth 35.3 damage per second against Solgaleo's own defense. The full ranking is above.