12 



RESULTS OF METEOROLOGICAL OBSERVATIONS 







Table L- 



— Continued. 



Mean Temperature in April. 









Day of 

 month. 



1803. 



1809. 



1810. 



1811. 



1312. 



1813. 



1814. 



1315. 



1816. 



1817. 



1813. 



1819. 



1820. 



1821. 



1 



41°.7 



47°.0 



33°.0 



36°.8 



36°.0 



35°. 3 



43°.0 



33°.5 



42°.3 



40°.3 



37". 



26°.7 



36°.2 



35°.2 



2 



42.7 



42.0 



37.0 



29.1 



39.7 



31.9 



45.3 



28.7 



38.3 



44.7 



38.3 



35.7 



29.7 



37.8 



3 



42.2 



39.0 



33.5 



37.8 



40.5 



39.8 



43.0 



34.0 



32.2 



44.7 



38.0 



43.0 



24.6 



30.7 



4 



43.2 



44.3 



34.7 



43.7 



37.7 



36.2 



41.5 



37.8 



37.5 



38.8 



41.9 



42.7 



29.8 



30.3 



5 



40.2 



34.3 



39.3 



39.3 



39.2 



40.0 



46.3 



41.8 



42.5 



37.2 



32.0 



43.8 



34.9 



36.4 



6 



43.3 



37.4 



39.8 



41.7 



38.5 



45.7 



46.9 



37.5 



45.0 



38.3 



38.0 



39.2 



37.3 



38.1 



7 



42.7 



35.9 



51.3 



36.3 



34.7 



43.2 



39.7 



42.7 



38.2 



37.8 



44.2 



31.9 



33.4 



44.7 



8 



36.8 



30.8 



42.5 



43.0 



38.3 



44.5 



41.3 



36.0 



39.6 



41.3 



39.3 



39.6 



42.5 



43.5 



9 



39.0 



32.1 



34.3 



43.5 



36.0 



39.3 



42.7 



39.0 



48.7 



39.3 



40.2 



33.4 



36.7 



38.3 



10 



35.7 



35.2 



40.2 



45.7 



43.2 



53.3 



44.7 



40.8 



28.8 



46.2 



41.0 



32.7 



33.2 



38.8 



11 



36.3 



43.2 



44.0 



41.7 



47.7 



36.2 



47.0 



42.0 



29.8 



32.9 



45.2 



37.2 



39.7 



39.7 



12 



40.2 



39.7 



47.2 



40.5 



34.8 



35.5 



41.3 



44.5 



34.0 



37.5 



48.6 



41.9 



43^ 



34.3 



13 



47.0 



37.7 



38.3 



39.7 



35.2 



38.3 



41.0 



48.2 



40.3 



43.0 



43.0 



48.3 



43.2 



40.7 



14 



48.7 



38.3 



49.0 



52.7 



38.8 



53.7 



44.7 



33.4 



41.7 



45.3 



43.1 



47.8 



42.0 



47.9 



15 



45.7 



41.3 



50.3 



49.2 



42.5 



48.0 



38.8 



35.0 



35.2 



42.0 



45.7 



50.3 



44.1 



45.5 



16 



41.9 



43.2 



47.7 



52.0 



44.7 



41.7 



43.8 



45.7 



35.8 



44.5 



37.4 



47.0 



39.8 



36.5 



17 



42.6 



49.2 



44.7 



56.5 



45.3 



42.7 



45.2 



42.0 



38.7 



51.2 



46.8 



43.7 



47.8 



37.2 



18 



45.3 



56.3 



52.0 



57.5 



55.8 



42.5 



39.3 



45.0 



39.7 



34.0 



38.7 



34.2 



55.7 



36.2 



19 



53.7 



44.0 



56.8 



53.9 



52.7 



46.3 



42.8 



42.0 



39.3 



,33.0 



44.4 



32.8 



58.9 



40.8 



20 



53.8 



43.8 



56.2 



50.3 



49.5 



50.3 



38.9 



47.7 



44.5 



41.2 



41.1 



41.7 



58.2 



45.8 



21 



50.5 



51.0 



53 3 



49.7 



42.3 



51.7 



42.5 



47.0 



44.0 



42.7 



40.8 



49.0 



57.8 



45.0 



22 



46.8 



53.7 



45.5 



42.4 



39 2 



45.5 



46.3 



44.8 



42.3 



39.8 



40.6 



46.7 



44.3 



44.7 



23 



46.1 



51.8 



45.2 



44.8 



46.3 



43.2 



44.2 



39.3 



47.2 



49.7 



43.7 



47.7 



54.8 



47.7 



24 



42.9 



53.3 



47.0 



43.6 



42.2 



38.8 



34.0 



43.3 



47.5 



38.3 



49.0 



45.8 



47.5 



49.7 



25 



48.3 



45.0 



57.3 



47.0 



48.7 



44.0 



34.7 



40.0 



49.7 



39.8 



61.7 



47.0 



52.5 



45.5 



26 



42.8 



43.3 



54.2 



48.2 



47.2 



53.2 



66.2 



53.2 



51.0 



42.3 



54.2 



39.0 



48.3 



47.8 



27 



54.0 



40.3 



49.3 



52.5 



46.7 



56.6 



62.5 



62.8 



49.8 



49.0 



50.0 



40.5 



45.8 



48.0 



28 



54.3 



38.7 



55.2 



49.8 



41.3 



51.0 



52.3 



52.7 



57.3 



48.7 



45.8 



47.3 



51.0 



45.3 



29 



62.3 



46.5 



49.3 



51.2 



43.8 



43.7 



47.2 



40.6 



52.7 



49.8 



48.5 



56.0 



50.5 



48.7 



30 



51.6 



51.0 



49.0 



49.8 



43.0 



45.0 



52.8 



43.5 



63.2 



52.0 



47.5 



58.7 



60.2 



52.1 



Mean, 



45.40 



42.98 



45.87 



45.66 



42.36 



43.90 



44.67 



42.15 



42.56 



42.16 



43.18 



42.37 



43.78 



41.76 



Day of 

 montli. 



1822. 



1823. 



1824. 



1S25. 



1826. 



1827. 



1S28. 



1829. 



1830. 



lasi. 



13.52. 



1833. 



18.34. 



1835. 



1 



39.6 



43.7 



35.0 



40.3 



40.3 



34.3 



39.3 



47.0 



50.3 



49.7 



49.8 



51.0 



41.0 



4^.7 



2 



31.0 



41.8 



43.3 



39.3 



41.0 



52.3 



39.7 



39.7 



47.7 



49.0 



37.3 



49.3 



47.0 



47.3 



3 



39.8 



40.0 



44.3 



36.3 



38.7 



61.7 



45.7 



44.3 



47.7 



44.7 



40.5 



48.7 



43.7 



44.7 



4 



35.7 



29.7 



48.0 



44.3 



49.3 



58.0 



37.0 



41.7 



44.5 



46.7 



32.7 



45.7 



41.3 



37.3 



5 



35.5 



26.3 



43.1 



44.4 



41.6 



63.3 



41.3 



45.3 



43.3 



48.0 



30.3 



47.7 



41.0 



38.7 



6 



31.3 



38.0 



44.7 



48.7 



36.2 



58.7 



39.0 



42.5 



45.3 



48.0 



30.3 



49.7 



47.3 



42.8 



7 



38.7 



45.3 



36.0 



49.0 



37.2 



49.3 



35.7 



42.3 



44.3 



54.0 



39.0 



50.0 



46.5 



41.0 



8 



43.3 



45.0 



37.7 



46.7 



38.7 



46.0 



41.3 



45.7 



46.3 



41.5 



27.3 



46.7 



49.3 



47.3 



9 



33.2 



36.1 



42.7 



48.7 



43.3 



46.0 



41.3 



45.7 



52.0 



44.6 



27.3 



48.7 



61.7 



54.0 



10 



34.2 



31.7 



42.3 



60.0 



31.5 



56.0 



48.7 



39.3 



52.8 



42.7 



41.0 



48.3 



46.0 



47.3 



11 



42.2 



31.0 



41.7 



52.0 



21.3 



60.3 



44.0 



48.7 



41.0 



47.3 



44.3 



44.3 



50.8 



44.3 



12 



39.6 



30.7 



43.2 



42.0 



24.0 



54.3 



41.0 



46.3 



45.0 



35.0 



49.0 



42.0 



61.0 



45.3 



13 



37.2 



40.3 



(42.3) 



47.7 



38.3 



53.3 



34.3 



46.0 



41.3 



42.7 



54.0 



41.5 



61.7 



44.7 



14 



36.7 



39.3 



41.3 



39.3 



41.7 



55.3 



37.7 



49.3 



46.0 



43.8 



43.7 



47.7 



51.3 



38.7 



15 



38.2 



35.3 



40.7 



56.7 



54.0 



46.7 



41.3 



49.8 



54.8 



56.0 



42.8 



33.7 



67.2 



36.7 



16 



38.2 



44.3 



40.7 



65.3 



40.7 



48.0 



45.7 



48.3 



57.7 



48.0 



41.0 



39.7 



56.7 



42.3 



17 



40.6 



47.3 



(41.8) 



61.0 



46.3 



42.3 



45.0 



58.0 



55.7 



48.0 



38.3 



41.3 



55.3 



35.0 



18 



41.2 



52.3 



(42.8) 



61.7 



51.0 



36.0 



47.7 



50.7 



51.0 



55.7 



44.7 



51.0 



45.3 



31.3 



19 



39.7 



43.7 



(44.0) 



57.0 



48.2 



34.7 



48.3 



46.7 



68.0 



58.0 



45.3 



46.0 



44.7 



39.7 



20 



40.0 



48.0 



45.0 



43.7 



48.0 



36.0 



38.7 



48.3 



69.7 



54.0 



38.8 



63.0 



49.7 



46.7 



21 



40.7 



44.5 



48.3 



36.0 



48.0 



48.3 



42.3 



52.7 



71.3 



48.7 



45.0 



52.0 



49.7 



45.0 



22 



41.3 



36.7 



46.7 



48.3 



41.0 



54.3 



42.7 



49.3 



77.3 



48.8 



42.8 



50.0 



43.8 



48.7 



23 



37.0 



45.7 



(47.3) 



58.3 



39.7 



43.3 



45.0 



53.3 



64.3 



48.0 



35.0 



39.7 



39.3 



44.7 



24 



43.1 



38.3 



48.0 



53.7 



43.2 



40.7 



44. S 



44.7 



45.0 



55.0 



40.8 



38.7 



40.7 



44.0 



25 



45.2 



41.4 



49.0 



61.7 



46.3 



45.3 



44.7 



45.7 



42.3 



46.0 



47.7 



45.7 



37.7 



46.3 



26 



49.2 



53.0 



52.7 



65.3 



49.3 



45.0 



39.7 



41.7 



57.3 



49.7 



62.2 



44.7 



40.7 



46.5 



27 



44.3 



40.7 



49.0 



68.7 



51.0 



47.0 



40.0 



46.7 



49.3 



56.0 



62.3 



47.0 



41.7 



51.3 



28 



49.3 



42.7 



47.0 



56.3 



46.7 



53.0 



52.7 



47.7 



56.7 



46.3 



40.3 



55.0 



48.3 



41.7 



29 



54.2 



43.0 



48. 3 



50.7 



44.0 



46.0 



55.0 



52.0 



68.7 



44.3 



46.7 



69.7 



48.0 



47.7 



30 



54.7 



42.8 



47.7 



57.7 



47.7 



40.0 



53.3 



47.3 



66.0 



52.7 



48.0 



66.3 



50.7 



50.7 



Mean, 



40.49 



40.62 



44.16 



51.35 



42.27 



48.52 



43.08 



46.89 



53.09 



48.46 



42.44 



48.14 



47.93 



43.97 



