Iran has had its heaviest snowfall in 40 years. BBC website reader Amirali Gorgan sent this picture of snow in Tehran.

All schools and universities in Tehran have been closed since Sunday because of the heavy snowfall. Government offices have now reopened. Photo: Amirali Gorgan

Poonak, western Tehran. Iranian officials say eight people have frozen to death after getting stuck on roads. Another 20 have died in traffic accidents. Photo: Mohammad Zaghari.

A man clears the path to his corner shop in the town of Karaj, 20km west of Tehran. Photo: Abbas Ameli.

A street lamp in Karaj illuminates the icicles hanging off it. Any daytime thaw is frozen by the drop in temperatures which accompany dusk. Photo: Abbas Ameli.

Many streets are deserted. This is Sadeghiyeh Square, in western Tehran. Photo: Mohammad Zaghari

Afshin Mohammadi took this photo of frozen winter berries in northern Tehran. Send your pictures of snowy Iran to yourpics@bbc.co.uk .