How long is the semester?

The academic year is divided into Winter Semester (WiSe) and Summer Semester (SoSe), with each period lasting six months. Please include begin and end – 1. April to 30. Sept and 1. Ocotber to 31.march.
During a semester, there is a lecture period, two examination periods, and periods when block courses are offered. And of course there are semester breaks and public holidays.
Courses usually run over fourteen (14) weeks and are followed by three (3) weeks examination period at the end of each semester and two (2) weeks before the following semester starts.

There is a schedule to be found here: