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Perth, the capital city of the state of Western Australia, has a Mediterranean climate (Köppen climate classification Csa), with hot, dry summers and mild, wet winters.. February is the hottest month of the year, with an average high of 31.7 °C (89.1 °F), and July is the coldest month of the year, with an average low of 8.1 °C (46.6 °F). 77.7% of rain in Perth falls between May and Septe
In 2018, rainfall for the year was very low over the southeastern quarter of the Australian mainland. [62] Exacerbating the effects of diminished rainfall during the 2018 El Niño year were a record-breaking run of above-average monthly temperatures, with the first half of 2019 being on an El Niño alert. [63]
Recent climate events such as extremely high temperatures and widespread drought have focused government and public attention on the effects of climate change in Australia. [153] Rainfall in southwestern Australia has decreased by 10–20% since the 1970s, while southeastern Australia has also experienced a moderate decline since the 1990s. [150]
The 2024 rain totals were driven by March, which had 12.05 inches, and January, which had 9.33 inches. March of this year was second only to March of 2010, which had 16.34 inches. January was ...
Per the World Bank (2017) [1] [2]; Country mm/ year) Continent 1 Colombia 3,240: South America: 2 São Tomé and Príncipe 3,200: Africa Tuvalu 3,200: Oceania: 3 Papua New Guinea 3,142 ...
However, observations in 2024 show a declining trend in maximum snow depth within the past 70 years, with a downward tendency of about 0.4–0.6 cm per year since 1954. This is a result of increasing temperatures and decreasing cold frontal precipitation in winter, mostly caused by increases in worldwide greenhouse gas emissions, which drives ...
Rain forests are characterized by high rainfall, with definitions setting minimum normal annual rainfall between 1,750 and 2,000 mm (69 and 79 in). [98] A tropical savanna is a grassland biome located in semi-arid to semi-humid climate regions of subtropical and tropical latitudes, with rainfall between 750 and 1,270 mm (30 and 50 in) a year.
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are A (tropical), B (arid), C (temperate), D (continental), and E (polar).