kept at Calcutta, 1843-44. 



537 



TABLE IV. 



Shewing the Periods at which Thunder occurred from 1st November 1843 

 to 31st October 1844. 





1843. ■ 1844. 



Hours. 



09 



z 



> 

 o 



5 



1 



o 



CD 



ha 



(0 



o 



< 



03 



o 



ES 



i-s 



01 



S3 



Q> 



a 



» 



CO 



4 *4th 

 i 12th 



*7th 



o 

 o 



o 



Sunrise 



9h. 50 m. 



Noon, . . 

 2h. 40 m. 



4h 



Sunset, .. .. 



•• 



:::: 



30th, 



<18th 

 }19th 

 > 18th 

 | 30th 



24th 



3rd 



518th 



*19th 

 S 6th 

 * 11th 



• ■ • • 



• • . • 



• • t • 



The following are the proportions of the prevailing winds, to 350, 

 the number of days on which observations were kept at six different 

 periods each day. North wind 51.6, north-east 19.6, north-west 

 29.8, south 89.3, south-east 26.5, south-west 32-6, west 36, east 

 24.1, calm 38.5. 



There were 1 37 calm mornings at sunrise, and only one calm day 



at noon throughout the year, while there were 78 calm evenings at 



sunset. The results under this head are exhibited in the following 



Table :— 



TABLE V. 



Shewing the Direction of the Wind each day at 6 different hours, and the 

 relative duration of each Wind throughout the year. 























a** 























Oa~ 













































°Tt~ 



Hours. 





















ber 



tate 

 hou 







W 



£ 





W 



£ 







a 



a w ho 





53 



ft 



5 



CO 



CO 



CO 



£ 



W 



o 





Sunrise, 



32 



20 



16 



68 



29 



19 



7 



25 



137 



= 353 



9h. 50m 



59 



37 



29 



75 



34 



49 



42 



23 



3 



= 351 



Noon, 



58 



26 



34 



90 



19 



42 



53 



29 



1 



= 352 



2h. 40m 



52 



24 



40 



105 



20 



27 



58 



20 



6 



= 352 



4h 



53 



12 



42 



93 



34 



36 



45 



31 



6 



- 352 



Sunset, 



56 



9 



18 



116 



23 



23 



11 



17 



78 



= 341 



Total each 6. -f- 



310 



118 



179 



536 



150 



190 



216 



145 



231 



=2101 



Proportion ofi 

 each, ...„*/ 



51.6 



19.6 



29.8 



89.3 



26.5 



32.6 



36. 



24.1 



38.5 

 * 



= 350 



