Porygon in Pokémon GO
By Matt · Updated Quick answer
Porygon is Normal type, so it's weak to Fighting.
What is Porygon weak to?
Porygon is Normal type, so it takes extra damage from Fighting attacks.
Defending Porygon 
Normal
Normal Hits it hard
-
Fighting160% damage 1.6×
Bounces off
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Ghost39.1% damage
Leave Ghost attackers at home: Porygon resists them, and Ghost barely scratches it.
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FAQ
What is Porygon weak to in Pokémon GO?
Porygon is Normal type. It's weak to Fighting. It resists Ghost.
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