The line graph illustrates the average temperature (in °c) in three different cities (London, New York, and Sydney) throughout 2009.
Overall, the highest temperatures in London and New York are in May to September. Conversely, Sydney has the lowest temperatures in these months. It is notable that the New York has the highest average temperatures among the given cities.
In January, New York and London have their lowest average temperatures with 5 degrees and below 10 degrees, respectively. These figures rise gradually to 25 degrees each in May. The average temperature in New York increases reaching its peak in 30 degrees in July before decreasing again. This figure slightly decreases to 5 degrees at the end of the given period. In London, the average temperature after some fluctuations records its highest temperature in 25 degrees in July and falls to 10 degrees in December with some fluctuations between.
Sydney, has completely diverse average temperature trend compared to that of the New York and London. This trend starts at below 25 degrees in January and followed by a sharp fall to 20 degrees in February before rising again. This figure continues with a slight decrease reaching its lowest temperature in 15 degrees in July before gradually rising to approximately 25 degrees in December, accounting its highest temperature.
