The line graph shows the highest temperatures per month on average in Darwin and Sydney while the bar chart reflects the average rainfall per month in the same Australian cities.
To begin with, temperatures in Darwin range between 30 and 35 degrees Celsius throughout the year with the lowest temperatures being in February and July (30 degrees Celsius). Between September and December temperatures were stable at 33 degrees Celsius. In Sydney, in the first two months of the year the temperature is 26 degrees Celsius. This drops to its lowest point (16) in July, then rises steadily back to 26 degrees Celsius in December.
Darwin has the most rainfall in the first 3 months – 430 millimetres in January, 370 in February and 320 in March. From April to October there is less than 100 millimetres of rainfall. Rainfall in November stands at 140 millimetres and rises to 250 in December. Sydney receives much less rainfall, less than 130 millimetres in all months.
Overall, Darwin is hotter than Sydney and July is the month with the lowest temperature. In Darwin it rains much more than in Sydney. January is the wettest month in Darwin and June in Sydney.
Question taken from Richmond Practice Tests for IELTS Student's book p.19