Jahr;Jan;Feb;Mrz;Apr;Mai;Jun;Jul;Aug;Sep;Okt;Nov;Dez 2010;;;;;;;;;-40.0;-31.5;-19.7;-12.0 2011;-11.2;-21.0;-27.5;-32.9;-34.1;-33.7;-28.7;-33.3;-39.3;-24.8;-15.4;-8.3 2012;-12.2;-17.8;-27.3;-32.0;-28.8;-40.6;-41.8;-40.5;-36.5;-26.6;-19.3;-7.5 2013;-8.4;-20.1;;;;;;;;;; 2015;;-16.9;-31.2;-36.2;-33.4;-37.4;-40.5;-43.8;-39.8;-28.6;-22.5;-13.9 2016;-8.6;-20.9;-29.5;-35.0;-35.5;-41.9;-39.9;-37.5;-39.4;-29.2;-21.7;-11.7 2017;-13.7;-21.0;-27.4;-25.0;-28.2;-36.0;-42.9;-37.0;-43.6;-29.0;-22.4;-14.5 2018;-12.3;-21.2;-27.8;-31.4;-37.9;-37.7;-38.0;-41.8;-37.0;-24.0;-18.2;-11.1 2019;-12.7;-17.3;-29.1;-33.8;-33.6;-34.7;-37.5;-34.7;-31.6;-29.6;-19.2;-11.5 2020;-14.9;-16.2;-33.1;-36.2;-31.4;-37.9;-37.1;-34.5;-36.9;-28.8;-23.9;-13.7