30 



RESULTS OF METEOROLOGICAL OBSERVATIONS 



Table IV. — Continued. | 





September. 







Octolier. 





November. 







December. 





Year. 











* 

















7 A. M. 



1 P. M. 



6 P. M. 



7 A. M. 



1 P. M. 



6 P. M. 



7 A. M. 



1 P. M, 



6 P.M. 



7 A.M. 



1 P. M. 



6 P. M. 



1807 



.. 





.. 







.. 



31°.6 



39° 7 



35°.0 



23°. 6 



33°.4 



28°. 6 



1808 



50°.4 



68°.9 



58°.2 



38°.9 



51°.0 



45°.5 



30.7 



40.6 



36.2 



21.8 



30.0 



26.8 



1809 



[50.0 



65.3 



56.4] 



46.0 



61.8 



52.6 



26.5 



35.7 



31.1 



27.1 



33.2 



30.5 



1810 



53.4 



70.3 



61.4 



41.5 



55.5 



48.2 



32.9 



40.3 



35.7 



19.6 



30.2 



24.9 



1811 



52.9 



69.6 



59.4 



43.0 



55.6 



49.6 



34.2 



43.1 



37.9 



22.8 



31.3 



27.2 



1812 



46.0 



65.8 



57.8 



41.9 



63.9 



48.8 



32.6 



42.2 



36.2 



17.3 



28.9 



26.6 



1813 



53 9 



71.0 



61.9 



43.5 



54.1 



48.9 



33.6 



43.3 



39.8 



22.6 



31.4 



27.2 



1814 



49.8 



65.6 



58.7 



42.8 



56.4 



50.6 



33.5 



42.8 



39.4 



15.9 



26.9 



23.4 



1815 









[41.4 



52.6 



46.4] 



33.5 



43.2 



39.4 



14.9 



28.6 



25.0 



1816 



50.6 



66.3 



56.8 



43.0 



56.6 



60.3 



34.4 



44.4 



40.0 



16.0 



29.6 



25.6 



1817 



[56.4 



69.6 



59.0] 



38.2 



51.0 



45.7 



32.1 



42.0 



38.0 



21.5 



31.2 



27.6 



1818 



54.8 



68.3 



59.1 



43.3 



68.5 



61.5 



1 37.6 



46.4 



41.5 



16.2 



29.6 



23.1 



1819 



59.7 



69.6 



60.7 



43.8 



55.1 



48.4 



35.8 



40.8 



37.8 



22.0 



31.5 



27.1 



1820 



56.9 



68.5 



58.6 



41.6 



54.3 



46.7 



29.2 



38.9 



33.6 



12.4 



23.5 



19.2 



1821 



55.4 



64.4 



58.6 



[37.4 



49.9 



45.6] 



32.8 



40.8 



37.6 



16.9 



26.9' 



23.5 



1822 



58.3 



68.7 



61.7 



40.7 



63.5 



48.9 



31.6 



40.8 



38.3 



16.8 



27.5 



22.7 



1823 



51.7 



67.0 



57.9 



41.0 



49.1 



44.6 



23.6 



32.6 



29.2 



19.1 



29.6 



25.5 



1824 















26.7 



35.0 



32.4 



23.3 



31.4 



29.4 



1825 



49.6 



58.8 



55.1 



43.5 



64.9 



50.7 



28.7 



40.9 



37.5 



22.8 



30.6 



27.4 



1826 



56.2 



66.5 



60.0 



42.4 



53.0 



46.9 



29.0 



41.2 



37.5 



19.1 



28.2 



25.0 



1827 



53.6 



66.3 



58.0 



43.8 



55.1 



49.3 



27.1 



34.3 



30.9 



17.1 



28.7 



23.7 



1828 



57.4 



68.7 



58.2 



42.3 



55.8 



46.1 



33.3 



43.0 



38.2 



24.4 



36.3 



30.5 



1829 



51.2 



65.3 



56.5 



44.1 



66.4 



49.3 



35.7 



43.2 



38.8 



31.3 



39.5 



35.9 



1830 



63.6 



67.8 



57.5 



46.0 



69.0 



50.9 



41.7 



49.7 



46.1 



30.6 



37.9 



34.4 



1831 



59.5 



70.6 



63.4 



48.1 



60.5 



64.6 



37.8 



45.7 



41.9 



9.2 



21.1 



18.0 



1832 



56.0 



69.0 



60.2 



47.6 



69.5 



53.8 



34.6 



44.9 



39.3 



21.7 



29.5 



26.7 



1833 



56.1 



66.4 



58.6 



44.5 



55.4 



60.3 



31.8 



42.9 



39.3 



24.7 



33.7 



31.4 



1834 



57.9 



70.9 



62.6 



43.3 



63.3 



48.4 



31.6 



43.3 



38.6 



18.7 



27.3 



23.1 



1835 



53.1 



65.0 



59.5 



46.7 



59.7 



63.1 



31.5 



42.4 



38 3 



14.4 



24.6 



21.4 



1836 



53.4 



66.9 



58.0 



37.7 



50.7 



42.8 



31.5 



41.5 



35.5 



20.3 



29.8 



25.8 



1837 



61.9 



74.2 



64.3 



50.6 



63.2 



55.2 



38.3 



45.6 



41.4 



27.2 



37.7 



34.6 



1838 



60.0 



74.0 



66.5 



48.9 



60.1 



53.2 



34.5 



44.7 



40.6 



22.3 



33.6 



29.6 



1839 



62.4 



74.9 



66.6 



50.5 



64.3 



54.7 



38.0 



48.8 



43.0 



33.4 



41.1 



38.1 



1840 



61.9 



74.6 



66.4 



50.2 



62.8 



56.7 



38.8 



47.4 



44.2 



23.9 



33.6 



29.9 



1841 



59.1 



71.3 



63.5 



41.7 



54.4 



47.1 



34.3 



41.8 



37.8 



26.2 



33.9 



30.5 



1842 



53.9 



64.4 



58.5 



42.6 



56.5 



50.2 



32.9 



42.1 



37.7 



19.4 



29.1 



25.2 



1843 



52.6 



66.5 



59.5 



41.0 



50.8 



46.5 



27.5 



37.0 



33.0 



20.6 



29.9 



25.8 



1844 



52.6 



68.0 



60.3 



40.6 



62.9 



47.9 



29.1 



38.3 



34.2 



17.0 



27.1 



24.9 



1845 



51.3 



62.8 



57.6 



41.4 



64.7 



49.8 



36.3 



45.2 



41.2 



16.0 



23.6 



21.6 



1846 



56.0 



71.1 



61.1 



40.3 



61.5 



45.3 



35.7 



46.3 



41.5 



18.8 



26.8 . 



24.4 



1847 



54.5 



65.1 



59.4 



39.2 



51.9 



46.9 



34.6 



43.3 



39.0 



24.4 



33.3 



29.9 



1848 



50.7 



62.4 



55.6 



40.7 



63.3 



48.7 



29.2 



40.2 



35.5 



25.3 



32.7 



29.6 



1849 



52.7 



65.9 



59.1 



40.8 



61.9 



46.8 



37.4 



47.9 



44.6 



19.1 



28.4 



24.7 



1850 



53.6 



65.1 



59.3 



44.2 



56.1 



51.0 



33.7 



44.3 



40.2 



13.9 



25.2 



22.1 



1851 



51.5 



68.6 



60.2 



44.7 



59.6 



52.1 



28.7 



38.2 



33.9 



12.2 



23.3 



20.2 



1852 



54.4 



65.5 



60.4 



43.0 



53.4 



47.6 



3k0 



40.6 



36.0 



26.0 



35.3 



30.8 



1853 



























1854 



51.3 



66.5 



58.5 



43.4 



55.9 



60.1 



34.7 



44.6 



39.3 



15.4 



26.4 



22.3 



1855 

 1856 

 1857 



51.6 



66.7 



59.5 



44.7 



55.8 



48.9 



30.8 



41.4 



37.0 



20.8 



31.1 



27.7 



50.0 



65.5 



57.2 



38.4 



53.3 



46.2 



29.6 



41.3 



36.2 



19.9 



29.6 



26.4 



1858 



55.1 



69.0 



60.8 



43.5 



69.2 



50.0 



28.4 



40.5 



35.1 



12.1 



23.3 



20!6 



1859 



48.3 



62.8 



53.8 



34.9 



48.9 



41.2 



29.8 



41.5 



35.4 



11.7 



24.1 



19.2 



Means, 



54.2 



67.6 





42.9 



66.4 





32.6 



42.1 





20.2 



30.0 































