Temperatures plunge in Europe – in pictures

A window covered with frost in Godewaersvelde, northern France Photograph: Philippe Huguen/AFP/Getty Images

A dog lies in snow in Kiev, Ukraine Photograph: Anatolii Stepanov /Reuters

People photograph the frozen sea in Constanta, Romania Photograph: Daniel Mihailescu/AFP/Getty Images

A man sits beside a frosty window on a tram in Sofia, Bulgaria Photograph: Valentina Petrova/AP

Sheets of ice float on the river Oder near Frankfurt an der Oder, on the German-Polish border Photograph: Patrick Pleul/AFP/Getty Images

A man passes a frosty phone booth in Kiev, Ukraine Photograph: Gleb Garanich/Reuters

A gull flies over the frozen waters of the Black Sea near Constanta, Romania Photograph: Vadim Ghirda/AP

A woman walks through the snow on Feldberg mountain in Schmitten, Germany Photograph: Kai Pfaffenbach/Reuters

Children throw snowballs in the Piazza del Campo in Siena, Italy Photograph: Fabio Muzzi/AFP/Getty Images

People wave to a helicopter crew in a remote village near Sokolac, Bosnia Photograph: Radul Radovanovic/AP

A cross-country skier on Schauinsland mountain near Freiburg, south-west Germany Photograph: Winfried Rothermel/AP

Pedestrians are seen through an icy window in Pristina, Kosovo Photograph: Visar Kryeziu/AP

A duck stretches its wings on a pond on the outskirts of Minsk, Belarus Photograph: Tatyana Zenkovich/EPA

Icicles hang from a piece of wood on the bank of the river Elbe near Woerlitz, eastern Germany Photograph: Jens Schlueter/AP

A skater on the frozen canal of Nymphenburg palace in Munich, Germany Photograph: Matthias Schrader/AP

People walk on an ice-covered dam in Constanta, Romania Photograph: Daniel Mihailescu/AFP/Getty Images

The surface of the Black Sea is covered with ice at the port of Yevpatoria, Ukraine Photograph: Reuters

A family outing in the Col du Mollendruz, in Mont-la-Ville, Switzerland Photograph: Laurent Gillieron/EPA

People walk near Wendelstein church, Germany's highest church, on the Wendelstein mountain near Bayrischzell Photograph: Michael Dalder/Reuters