Copenhagen weather text for Mon 19 th October. It looks on Monday, 19 October the Copenhagen weather is going to be sunny. The visibility is going to be around 10 km i.e. 6 miles and an atmospheric pressure of 1024 mb.n the same week the minimum temperature will be 6℃ (or 43℉) on Thursday 15 th October at around 10 pm. Our Copenhagen weather forecaster is reporting Saturday 17 th October to be the wettest day in the coming week with around 4.50mm (or 0.2 inches) of rainfall.