People are likely to look at your invitation and make a quick first impression -- you want that first impression to be informative and fun. 1  If your party doesn't have a theme, have the invitation mirror the formality of the party.
Averages for Amsterdam in September. It is during the month of September that the weather begins to change in Amsterdam. First, September is typically one of the wettest month of the year due to the westerly winds becoming prominent. However, not all Septembers fall into this pattern as some are relatively dry, if the winds come from the European continent.
1 The average temperature in Amsterdam in August is very mild at 17.5 Â°C (63.5 Â°F). 2  Afternoons can be really warm with average high temperatures reaching 22 Â°C (71.6 Â°F). 3  Overnight temperatures are generally mild with an average low of 13 Â°C (55.4 Â°F).  The mean diurnal temperature range/ variation in August is 9 Â°C (16.2 Â°F).