Landscape, Weather The coldest day so far December 5, 2014 Örn Óskarsson It was very cold today, the coldest day this winter. The temperature was -12°C this morning and 10 cm of snow. The Ölfusá River started to freeze. Now it’s only daylight for perhaps five hours. Ölfusá River next to Selfoss This picture was taken at 14:30 in poor daylight.