Weak toBugDark ×1.6

Attacker	Type	Moveset	DPS
Pheromosa	BugFighting	Bug BiteBug Buzz	35.4
Darkrai	Dark	SnarlDark Pulse	32.2
Absol	Dark	SnarlBrutal SwingLegacy	32.1
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	31.3
Zoroark	Dark	SnarlFoul Play	30.5
Chi-Yu	DarkFire	SnarlDark Pulse	30.4
Hydreigon	DarkDragon	BiteBrutal SwingLegacy	30.4
Volcarona	BugFire	Bug BiteBug Buzz	29.8
Tyranitar	RockDark	BiteBrutal Swing	29.8
Weavile	DarkIce	SnarlFoul Play	29.7
Chien-Pao	DarkIce	SnarlDark Pulse	29.6
Regigigas	Normal	Hidden PowerCrush GripLegacy	29.3

Fog boosts the Dark attacks above. Partly cloudy and Windy boost Wyrdeer.

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

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

Questions people ask

What is Wyrdeer weak to in Pokémon GO?

Wyrdeer takes 1.6 times from Bug and Dark.

What's the best counter to Wyrdeer?

Pheromosa with Bug Bite and Bug Buzz, worth 35.4 damage per second against Wyrdeer's own defense. The full ranking is above.