The graph and table display the average monthly temperatures and annual sunshine hours for three major cities.
Overall, the monthly temperature at the start of the year is low in London and New York. It steadily increases and reaches its highest points during the middle months annually. At the same time, heat every month is high in Sydney during the start of the year and lowers down at a slow rate. Moreover, New York observes the highest number of sunshine hours while London experiences the lowest sunlight hours.
From January till March, the weather in London and New York is significantly cool with a scale of just over 10 degrees. Thereafter, it shows immense variations till mid-July. Moreover, New York observes the scorching heat in mid-July with temperature remaining at just below 30 degrees. After that, it cools down at varying degrees till the end of November touching 10 degrees again.
The climate of Sydney is comparatively warm from January till mid-March with the scale remaining at just above 25 degrees. Following this, it shows a linear cooling effect till the middle of July when mercury touches just over 15 degrees. July onwards, it linearly increases till December and the temperature remains at 25 degrees.