Weak toRockElectricIce ×1.6

Attacker	Type	Moveset	DPS
Regieleki	Electric	Lock OnThunder CageLegacy	42.8
Zeraora	Electric	Volt SwitchPlasma Fists	36.8
Zekrom	DragonElectric	Charge BeamFusion BoltLegacy	35.9
Xurkitree	Electric	Thunder ShockDischarge	35.5
Glimmora	RockPoison	Rock ThrowMeteor Beam	32.5
Rampardos	Rock	Smack DownRock Slide	32.2
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	31.1
Deoxys	Psychic	Charge BeamThunderbolt	30.9
Gigalith	Rock	Lock OnMeteor BeamLegacy	30.9
Electivire	Electric	Thunder ShockWild Charge	30.7
Tyrantrum	RockDragon	Rock ThrowMeteor Beam	30.1
Raikou	Electric	Volt SwitchWild Charge	29.9

Rainy boosts the Electric attacks above. Partly cloudy and Windy boost Unfezant.

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

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

Questions people ask

What is Unfezant weak to in Pokémon GO?

Unfezant takes 1.6 times from Rock, Electric and Ice.

What's the best counter to Unfezant?

Regieleki with Lock On and Thunder Cage, worth 42.8 damage per second against Unfezant's own defense. The full ranking is above.