The two pictures illustrate the mean daily sunshine duration and temperature throughout the 12 months in Melbourne and Darwin.
It is clear from the first graph that the average temperature in Darwin is higher than in Melbourne in every month. The coldest month in Darwin is January, at 18 degrees, while the hottest month is August in Darwin, at 30 degrees. By contrast, in Melbourne the lowest temperature belongs to January, which is only 6 degrees. July is the hottest month in Melbourne, and it has the same temperature as the coldest month in Darwin, which is just 18 degrees.
As shown in the second chart, the mean daily sunshine duration in the two cities shows a totally opposite situation. In Darwin, the average hours of sunshine have increased from 6 hours in January to about 11 hours in June and kept the highest sunshine duration until September, after which it drops to 8 hours in December. In comparison, the sunshine duration in Melbourne shows a falling trend from 10 hours in January to only 5 hours in May, which is followed by a leveling out until September. From that time onwards, it rebounds to 10 hours in December.
Overall, the average temperature in Darwin is higher than in Melbourne throughout the year, and the mean hours of daily sunshine in the two cities experience an opposite situation over the 12 months.