Academic term Austrian school year for primary and secondary schools is split into two terms, the first one starts on the first Monday in September in the states of Vienna, Lower Austria and Burgenland and on the second Monday of September in Upper Austria, Salzburg, Styria, Carinthia, Tyrol and Vorarlberg. Most schools have holidays between the national holiday on October 26 and All Souls Day on November 2, but those are unofficial holidays not observed by all schools in Austria. Christmas holidays start on December 24 and end on the first weekday after January 6. The first term ends in Vienna and
2013 European floods between 30 and 70 years. The bulk of the rain fell in only two days in Salzburg, Tyrol, and Vorarlberg, which is thought to have a return period of more than 100 years. Following the intense rain, sporadic showers and rainfall continued to raise the risk of further flooding but no rainfall of the intensity as that seen on 31 May-2 June occurred. Some Flash flooding occurred in the Polish capital Warsaw on 9 June, as a result of thunderstorms. The flood waters were expected to exceed the levels seen during the disastrous "once in a century" Central European floods