Heat from the equator is transferred around the globe in three cells that connect with each other, known as the tri-circular model. This creates a global pattern of atmospheric pressure and winds.
The UK has a temperate climate. In general, this means that Britain gets cool, wet winters and warm, wet summers. It rarely features the extremes of heat or cold, drought or wind that are common in other climates. The weather conditions are also very changeable.
Not all parts of the UK have the same climate. London, in the south-east of the UK, is a region characterised by a warm and dry climate in the summer and a cold and dry climate in the winter.
Cumbria, in the mountainous north-west of England, has generally cooler temperatures and more rainfall throughout the year.
The general pattern of the climate across the UK has four distinct regions: