Weak toFightingGround ×1.6

Attacker	Type	Moveset	DPS
Lucario	FightingSteel	Force PalmAura SphereLegacy	66.3
Pheromosa	BugFighting	Low KickFocus Blast	60.7
Terrakion	RockFighting	Double KickSacred SwordLegacy	60.5
Blaziken	FireFighting	CounterAura Sphere	60.0
Kartana	GrassSteel	Fury CutterSacred Sword	57.3
Groudon	Ground	Mud ShotPrecipice BladesLegacy	55.9
Conkeldurr	Fighting	Force PalmFocus Blast	55.3
Keldeo	WaterFighting	Low KickSacred Sword	54.8
Breloom	GrassFighting	Force PalmDynamic Punch	54.6
Urshifu	Fighting	CounterDynamic Punch	54.2
Eternatus	PoisonDragon	Poison JabDynamax CannonLegacy	53.9
Excadrill	GroundSteel	Mud SlapEarthquake	53.0

Overcast boosts the Fighting attacks above. Partly cloudy and Rainy boost Helioptile.

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

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

Questions people ask

What is Helioptile weak to in Pokémon GO?

Helioptile takes 1.6 times from Fighting and Ground.

What's the best counter to Helioptile?

Lucario with Force Palm and Aura Sphere, worth 66.3 damage per second against Helioptile's own defense. The full ranking is above.