Natural Gas Stocks Withdrawal in Portugal remained unchanged at 0 GWh/d on Saturday January 31. Natural Gas Stocks Withdrawal in Portugal averaged 4.32 GWh/d from 2011 until 2026, reaching an all time high of 87.50 GWh/d in March of 2024 and a record low of 0.00 GWh/d in January of 2011.