Weak toFlyingElectricPsychicIceFairy ×1.6

Attacker	Type	Moveset	DPS
Deoxys	Psychic	Charge BeamPsycho Boost	35.2
Regieleki	Electric	Lock OnThunder CageLegacy	31.1
Mewtwo	Psychic	ConfusionPsystrikeLegacy	28.2
Enamorus	FairyFlying	Fairy WindFly	27.3
Zeraora	Electric	Volt SwitchPlasma Fists	26.7
Zekrom	DragonElectric	Charge BeamFusion BoltLegacy	26.1
Xurkitree	Electric	Thunder ShockDischarge	25.8
Tapu Lele	PsychicFairy	ConfusionNatures MadnessLegacy	25.4
Tapu Koko	ElectricFairy	Volt SwitchNatures MadnessLegacy	24.4
Yveltal	DarkFlying	GustOblivion WingLegacy	24.1
Alakazam	Psychic	ConfusionPsychicLegacy	24.1
Toucannon	NormalFlying	PeckBeak BlastLegacy	23.9

Rainy boosts the Electric attacks above. Overcast and Windy boost Mega Staraptor.

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

Mega Staraptor's moveset, stats and CP All counters Raid board

Questions people ask

What is Mega Staraptor weak to in Pokémon GO?

Mega Staraptor takes 1.6 times from Flying, Electric, Psychic, Ice and Fairy.

What's the best counter to Mega Staraptor?

Deoxys with Charge Beam and Psycho Boost, worth 35.2 damage per second against Mega Staraptor's own defense. The full ranking is above.