 The island 's lush vegetation , a product of its mild climate and frequent rainfall , earns it the sobriquet the Emerald Isle . Overall , Ireland has a mild but changeable oceanic climate with few extremes . The climate is typically insular and is temperate avoiding the extremes in temperature of many other areas in the world at similar latitudes . This is a result of the <unk> moist winds which ordinarily prevail from the South @-@ Western Atlantic . 
