southeast to in the northwest. Winter temperatures range from a daily average of in the south to in the north, while summer average daily temperatures range from in the southeast to in the northwest. The southeast is considerably cooler than the rest of the country, especially during spring, when the ocean with cold water after the winter cools down the temperature of the air and brings more humidity to that region. However, the south of the country receives less precipitation than the north. For example, Montevideo receives approximately of precipitation per year, while the city of Rivera in the northeast receives . The heaviest precipitation occurs during the autumn months, although more frequent rainy spells occur in winter. But still the difference is not big enough to consider a dry or wet season, periods of drought or excessive rain can occur anytime during the year. National extreme temperatures at sea level are, in Paysandú city (20 January 1943) and Florida city (January 14, 2022), and in Melo city (14 June 1967). Government and politics Uruguay is a representative democratic republic with a presidential system. The members of government are elected for a five-year term by a universal suffrage system. Uruguay is a unitary state: justice, education, health, security, foreign policy and defense are all administered nationwide. The Executive Power is exercised by the president and a cabinet of 13 ministers. The legislative power is constituted by the General Assembly, composed of two chambers: the Chamber of Representatives, consisting of 99 members representing the 19 departments, elected for a five-year term based on proportional representation; and the Chamber of Senators, consisting of 31 members, 30 of whom are elected for a five-year term by proportional representation and the vice-president, who presides over the chamber. The judicial arm is exercised by the Supreme Court, the Bench and Judges nationwide. The members of the Supreme Court are elected by the General Assembly; the members of the Bench are selected by the Supreme Court with the consent of the Senate, and the Judges are directly assigned by the Supreme Court. Uruguay adopted its current constitution in 1967. Many of its provisions were suspended in 1973, but re-established in 1985. Drawing on Switzerland and its use of the initiative, the Uruguayan Constitution also allows citizens to repeal laws or to change the constitution by popular initiative, which culminates in a nationwide referendum. This method has