Some maximum temperatures in Central Europe on Sunday:

Austria
Vienna Schwechat 36.4°C, Bad Gleichenberg 36.5°C, Kufstein 36.7°C, Vienna Hohe Warte 36.8°C, Eisenstadt 37.0°C, St Pölten 37.1°C, Salzburg 37.2°C, Bregenz 37.5°C, Klagenfurt 38.1°C.

Germany
Lahr 35.4°C, Weiden 35.7°C, Görlitz 35.9°C, Regensburg 36.0°C, Rheinstetten 36.2°C, Konstanz 36.7°C.

Switzerland
Schaffhausen 34.4°C, Güttingen 34.6°C, Bad Ragaz and Chur-Ems 34.7°C, Glarus 35.0°C.

Czech Republic
Prague Libus and Prague Kbely 36.0°C, Usti nad Orlici 36.1°C, Brno 36..4°C, Caslav 37.3°C, Plzen (Pilsen) 37.4°C, Pardubice 37.7°C, Doksany 38.7°C.

Slovakia
Ziar nad Hronom 36.7°C, Nitra 36.8°C, Bratislava 36.9°C, Hurbanovo 37.1°C, Prievidza and Dudince 37.2°C.

Colin Youngs
Brussels