line graph

The line graph shows the mean monthly rainfall over a one-year period in four areas--Mt Cook, Queenstown, Milford Sound, and Westport.( Generally ), the overall trends of rainfall in Milford Sound and Mt Cook are similar.

As seen from the line graph, rain in Milford Sound was( substantially )heavier than in other three places, The amount of rainfall( peaked )at around 700mm in January,( before declining dramatically )to 500mm in the next month.( After rapidly increasingto roughly 650mm in March, rainfall decreased again and then (recovered )to about 650mm in May,( which was then followed by a sharp fall to over 400mm ). From June,( there was an upward trend, )until October, When the amount climbed to the point of 700mm. November experienced a decrease and it was about 650mm in the last month.( Compared to )Milford Sound, Mt Cook's rainfall was 100mm to 300mm less, but( th overall trends were close and the range of changes in rainfall in Mt Cook was smaller than that of Milford Sound.)

It is( apparent )from the line graph that Queenstown and Westport had less rainfall than Milford Sound and Mt Cook. In Queentown, the amount was almost at the same level of 100mm over the first four months. Then it went up( moderately )to the highest point of 120mm in July. The last five months( witnessed )a fluctuation. The amount of rainfall fluctuated all year in Westport, with an upward trend from January to April and with a downward trend over the rest of the months.

In conclusion, rainfall changed( significantly )in Milford Sound and Mt Cook. However, there was little change in Queenstown and Westport.