Temperatures topped 20C on Tuesday for the 10th consecutive day, a streak not seen since 1919 Follow our Australia news live blog for latest updates Get our breaking news email , free app or daily news podcast Temperatures in Sydney topped 20C on Tuesday for the 10th consecutive day, breaking a record for June that had stood since 1919. On another warm day in Sydney, the thermometer at Observatory Hill showed 20.1C by 11.30am on Tuesday. Usual maximum temperatures are about 18C.