Weak toRock ×2.56WaterElectric ×1.6

Attacker	Type	Moveset	DPS
Glimmora	RockPoison	Rock ThrowMeteor Beam	66.9
Rampardos	Rock	Smack DownRock Slide	66.3
Tyrantrum	RockDragon	Rock ThrowMeteor Beam	62.0
Gigalith	Rock	Lock OnMeteor BeamLegacy	62.0
Rhyperior	GroundRock	Smack DownRock WreckerLegacy	60.0
Terrakion	RockFighting	Smack DownRock Slide	58.8
Tyranitar	RockDark	Smack DownStone EdgeLegacy	56.6
Regieleki	Electric	Lock OnThunder CageLegacy	55.2
Lycanroc	Rock	Rock ThrowStone Edge	53.9
Aggron	SteelRock	Smack DownMeteor Beam	52.4
Aerodactyl	RockFlying	Rock ThrowRock Slide	51.8
Aurorus	RockIce	Rock ThrowMeteor Beam	51.5

Partly cloudy boosts the Rock attacks above. Clear and Windy boost Fletchinder.

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

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

Questions people ask

What is Fletchinder weak to in Pokémon GO?

Fletchinder takes 2.56 times damage from Rock, and 1.6 times from Water and Electric.

What's the best counter to Fletchinder?

Glimmora with Rock Throw and Meteor Beam, worth 66.9 damage per second against Fletchinder's own defense. The full ranking is above.