bar chart summery. discuss and give opinion

The given bar chart compares hot desert weather of grasslands in two different year; 1980 and 2000. Overall, it can be evicted from the graphs that in 1980, July and august has lower value than other months. Whereas, in 2000, July, august and November has the highest hot climate weather. However, it is fact that over 20 year of period overall temperature drop. According to bar graph, in 1980, in March there has the hottest temperature in grassland which is approximately 325 mm. Following to this climate dramatically drop until July. Then it rose steadily till December. Furthermore, January and February shares almost same weather which is nearly 250 mm. In 2000 there is no particular trend it was fluctuated in the whole year. Moreover, July, august and November hits the highest hot climate which is 53 mm. Also, January, may, June and October shares the same temperature (51 mm). On contrary, February, march and April has the lowest temperature. At last, in September and December climate is moderate.