UK storm names 2015: Why our storms are called Barny, Frank & Nigel. by Richard Chapman - 22 October 2015 9:45am. Richard Chapman is UK editor at the Weather Network.K storm names 2015: Why our storms are called Barny, Frank & Nigel. by Richard Chapman - 22 October 2015 9:45am. Richard Chapman is UK editor at the Weather Network.
Sydney: Annual Weather Averages. January is the hottest month in Sydney with an average temperature of 23Â°C (73Â°F) and the coldest is July at 13Â°C (55Â°F) with the most daily sunshine hours at 9 in December. The wettest month is March with an average of 164mm of rain.
Summer (December to February) In general, summers in Sydney are hot and sunny but with high rainfall. Average daily highs during summer are a very agreeable 26Â°C, while night-time temperatures donât fall below the high teens, even in December. This is the time to hit the beach and bask in the glorious weather for which Australia has become famous.