The presented line chart illustrates the comparison of average temperature in London, Berlin, Tokyo and New-York in particular year.
Overall, it can be clearly seen that, at the beginning of the year the temperatures varied in each city, with hottest megapolis Tokyo. London and Berlin depicted the least temperatures than other cities, moreover they showed same pattern over the period.
Now turning to the details, in January, the average temperature was in Tokyo with around 8 degrees of Celsius, while for New York was 0C. Then, the temperature for both Tokyo and New York sharply increased to 20 degrees of Celsius in May. Moreover, Tokyo reached the highest temperature with around 25 Celsius, while in New York 23C was average temperature in August. In December, the temperatures in Tokyo and New York noticeably decreased to 10C and about 2C respectively.
According to the chart, the temperature in Berlin was same as in New-York, while the temperature in London was hotter by 5C than Berlin at first month of the year. At the half of the year, the average temperature in Berlin accounted for around 18C whereas in London the weather was slightly colder with 15C. At the end of the year, temperature in London and Berlin diminished to 5C and near to 0C respectively. 
The presented line chart illustrates the comparison of  
average
  temperature
 in London, Berlin, Tokyo and New-York  
in particular
 year. 
Overall
, it can be  
clearly
  seen
 that, at the beginning of the  
year
 the  
temperatures
 varied in each city, with  
hottest
  megapolis
 Tokyo. London and Berlin depicted the least  
temperatures
 than other cities,  
moreover
 they  
showed
 same pattern over the period. 
Now
 turning to the  
details
, in January, the  
average
  temperature
 was in Tokyo with around 8 degrees of Celsius, while for  
New
 York was 0C. Then, the  
temperature
 for both Tokyo and  
New
 York  
sharply
 increased to 20 degrees of Celsius in May.  
Moreover
, Tokyo reached the highest  
temperature
 with around 25 Celsius, while in  
New
 York 23C was  
average
  temperature
 in August. In December, the  
temperatures
 in Tokyo and  
New
 York  
noticeably
 decreased to 10C and about 2C  
respectively
.
According to the chart, the  
temperature
 in Berlin was same as in New-York, while the  
temperature
 in London was hotter by 5C than Berlin at  
first
 month of the  
year
. At the half of the  
year
, the  
average
  temperature
 in Berlin accounted for around 18C whereas in London the weather was  
slightly
 colder with 15C. At the  
end
 of the  
year
,  
temperature
 in London and Berlin diminished to 5C and near to 0C  
respectively
.