Why did it feel so cool/cold this week?

After the extended period of pleasant warmth that we experienced throughout June, July and the early part of August, this last week certainly came as a bit of a shock as a Polar air mass, which moved down over Ireland last weekend,  brought with it a much cooler feel to the air. Many people commented that it felt more like October than August, with many others saying that they had to put the heating on for the first time in months. Continue reading