Weak toIce ×2.56RockDragonFairy ×1.6

Attacker	Type	Moveset	DPS
Eternatus	PoisonDragon	Dragon TailDynamax CannonLegacy	36.3
Chien-Pao	DarkIce	Powder SnowAvalanche	35.3
Baxcalibur	DragonIce	Ice FangAvalanche	35.2
Mamoswine	IceGround	Powder SnowAvalanche	33.5
Weavile	DarkIce	Ice ShardAvalanche	33.0
Glaceon	Ice	Frost BreathAvalanche	32.6
Kyurem	DragonIce	Dragon BreathGlaciateLegacy	31.4
Jynx	IcePsychic	Frost BreathAvalanche	30.7
Vanilluxe	Ice	Frost BreathAvalancheLegacy	30.1
Frosmoth	IceBug	Powder SnowIce Beam	29.3
Porygon-Z	Normal	Lock OnBlizzard	28.8
Mewtwo	Psychic	Psycho CutIce Beam	28.6

Snow boosts the Ice attacks above. Windy boosts Altaria.

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

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

Questions people ask

What is Altaria weak to in Pokémon GO?

Altaria takes 2.56 times damage from Ice, and 1.6 times from Rock, Dragon and Fairy.

What's the best counter to Altaria?

Eternatus with Dragon Tail and Dynamax Cannon, worth 36.3 damage per second against Altaria's own defense. The full ranking is above.