Annual average relative humidity is 65%, ranging from 58% in June to 72% in December. Yearly sunshine hours is between 2,800 and 3,000 per year, from 5–6 hours of sunshine / day in December to average 11 hours of sunshine / day in July. Rain occurs mainly in winter, with summer being generally dry. Málaga is one of the few cities in Europe which are "green" all year round.