The line graph compares three cities namely Paris, Boston, and Melbourne in terms of monthly temperature rates.
Overall, both Paris and Boston experienced cold temperatures in winter months while the weather in Melbourne was relatively hot. Of particular note is the city of Boston, which has become a leading category in summer while accounting for the lowest level in winter.
In January, the figure for Boston stood at just under 5 before increasing continually to about 22 to surpass the measures for Paris and Melbourne between April and May. From this point onwards, the level of temperature continued to rise, reaching a peak of approximately 32 in August before decreasing more sharply to 5 at the end of the year. Paris also followed a similar pattern. Starting at about 8, the figure for Paris showed a consistent rise to just under 25. After remaining stable from July to August, the degree of weather in Paris also declined to about 9 in December.
In contrast, the reverse trend was true for the city of Melbourne. The figure was just above 25 in January at the beginning, before a slight decrease to about 16 in the middle of summer. From July, the temperature in Melbourne started to rise moderately to around 25 until December.