Weak toFlyingFirePsychicIce ×1.6

Attacker	Type	Moveset	DPS
Blacephalon	FireGhost	IncinerateMind BlownLegacy	36.4
Mewtwo	Psychic	ConfusionPsystrikeLegacy	31.3
Reshiram	DragonFire	Fire FangFusion FlareLegacy	30.2
Salamence	DragonFlying	Fire FangFly	27.9
Chandelure	GhostFire	Fire SpinOverheat	27.7
Moltres	FireFlying	Fire SpinFly	27.4
Cinderace	Fire	Fire SpinPyroball	27.3
Volcarona	BugFire	Fire SpinOverheat	27.0
Darmanitan	Fire	Fire FangOverheat	26.9
Yveltal	DarkFlying	GustOblivion WingLegacy	26.8
Alakazam	Psychic	ConfusionPsychicLegacy	26.8
Toucannon	NormalFlying	PeckBeak BlastLegacy	26.5

Clear boosts the Fire attacks above. Clear and Overcast boost Roserade.

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

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

Questions people ask

What is Roserade weak to in Pokémon GO?

Roserade takes 1.6 times from Flying, Fire, Psychic and Ice.

What's the best counter to Roserade?

Blacephalon with Incinerate and Mind Blown, worth 36.4 damage per second against Roserade's own defense. The full ranking is above.