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.
September weather in Amsterdam. As mentioned, the weather in Amsterdam tends to be quite mild all summer, and by September itâs usually on the cool side. The highest temperature ever recorded in September is 83Â°F/28Â°C and the daily peak will almost always be fairly close to the 64Â°F/17Â°C? average.
In Amsterdam, the chance of a wet day over the course of September is essentially constant, remaining around 33% throughout. For reference, the year's highest daily chance of a wet day is 38% on December 23, and its lowest chance is 22% on May 1.