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Antwerp: Weather Forecast. The warmest day over the next 7 days in Antwerp is forecast to be 24th April at 16Â°C (61Â°F) and the warmest night on 23rd April at 5Â°C (41Â°F). The average temperature over the next 7 days is forecast to be 12Â°C (54Â°F) and there will be 1 day of sunshine . The average for April is 9Â°C (48Â°F) in Antwerp.
Amsterdam weather averages. Check out the Amsterdam weather averages before you book your next holiday to the Netherlands. The warmest months in Amsterdam are July and August with an average maximum temperature of 21Â°C. The sunniest months are May and June with on average 7 hours of bright sunshine per day. The months with the least number of days with some rain are February and April with 13 days.