1040.0 

 1035.04 

 1030.0 

 1025.0 

 1020.0 

 1015.0 

 1010.0 

 1005.0 

 1000.0 

 995.0 

 990.0 



YEAR MEAN.mb 

 ' 86 1018.2 



JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 

 MONTH 

 Figure 5. Daily and monthly mean atmospheric pressure values 



1040. On 

 1035.0-^ 

 1030. 0-J 

 1025. : 

 1020.0 

 1015.0 

 1010.0 

 1005.0 

 1000.0 

 995.0 

 990.0 



„YJ_AR. MKANjjmb 



x 86 1018.2 



o 83-86 1017.2 



JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 

 MONTH 



Figure 6. Mean monthly atmospheric pressure 



12 



