Lisbon is the capital city of Portugal. It has a population of over 552,700, in which about 3 million people live in Lisbon metropolitan area. The city is the 9th-most-visited city in Southern Europe, after Rome, Istanbul, Barcelona, Milan, Venice, Madrid, Florence and Athens, with 3,320,300 tourists in 2017. Lisbon is one of the oldest cities in the world, and one of the oldest in Western Europe, predating other modern European capitals such as London, Paris and Rome by centuries.
The major attractions of Lisbon are Mosteiro dos Jerónimos, Castelo São Jorge, Tram 28, Torre de Belém, Museu Gulbenkian, Sintra, Cascais/Estoril and beyond.
In Lisbon, capital of Portugal, the climate is Mediterranean, mild and rainy in winter, warm and sunny in summer. Rainfall amounts to 710 millimetres (28 inches) per year, Winter, from December to February, is mild: the average temperature in January is 11.5 °C (52.5 °F). Daytime temperatures are generally mild, around 15/16 °C (59/61 °F). The westerly winds prevail, bringing quite frequent rains, sometimes abundant, and windy conditions. Spring, from March to May, is mild, with some periods of bad weather, which become rare from the second half of April, while nice weather becomes more and more frequent. Summer, from June to mid-September, is warm and sunny: the average temperature reaches 23.5 °C (74.5 °F) in August, so it is not too high, and besides the breeze blows from the ocean, tempering the heat. Autumn, from mid-September to November.