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.
The highest monthly average temperature in Amsterdam for July is 72 degrees. The lowest monthly average temperature in Amsterdam for January is 26 degrees. The most monthly precipitation in Amsterdam occurs in July with 6.4 inches. The air quality index in Amsterdam is 27% better than the national average. The pollution index in Amsterdam is 67% better than the national average.