The line graph illustrates the average monthly temperatures in Paris, Dubai, and Sydney over the course of a year. Overall, it is clear that Dubai remains the hottest city throughout the period, whereas Paris and Sydney exhibit opposing temperature trends, reflecting their respective positions in the Northern and Southern Hemispheres.
Dubai starts the year at 19°C and experiences a steady climb, peaking at 36°C in August before declining to 21.5°C by December. In contrast, Paris follows a typical Northern Hemisphere pattern, beginning at a cool 5°C in January. Temperatures in Paris rise gradually to reach a plateau of 20°C in July and August, before falling back to 5°C by the end of the year.
Sydney, located in the Southern Hemisphere, displays a mirror image of the Parisian trend. It begins the year at a warm 24°C in January, which is its peak. Temperatures then decline steadily to a low of 13°C in July, which corresponds to the winter season. Following this, the city experiences a gradual warming trend, rising back to 23°C by December. Notably, the temperature profiles of Paris and Sydney intersect twice, once in March and again in September.