OF THE ATMOSPHERIC T E M PE R AT IT RE. 



307 





Brunswick, 



Salem 



Mass. 



Montreal, 



New 



^aven. 



Toronto, Can. 



New York, 



Philadelphia, 





Me. 







Can. 



Con. 







N. Y. 



Pa. 



>> 



C. V. 4th or. 



C. VL 



4th or. 



C. VII. 4tli or. 



C. I. 



8th or. 



C.I. 



4th or. 



CIV. 4th or. 



.C.VII. 4th or. 









;, 



„ 

















„ 



Q 



Q 



Q 



^ 



: ^^ 





1820 



43.8 



44. 



47.6 



47-9 







47-9 



48.0 











i 52°. 2 



52.4 



I82I 



43 



•4 



43-7 



47 



.1 



47 



8 







47.6 



48 



•3 













51 



.9 



52.7 



1822 



44 



.0 



43-5 



48 



-9 



47 



7 







49-7 



48 



.6 









53-2 





54 



.3 



53.3 



IS23 



42 



.1 



43 





46 



•5 



47 



7 







48.1 



49 



.0 









49.6 



50.9 



53 



.6 



53-8 



1824 



44 



•3 



44 





48 



■3 



48 



2 







49.9 



49 



•4 









51-1 



51-5 



53 



.6 



54-1 



1825 



46 







.45 





49 



.6 



48 



9 







5°-7 



49 



•7 









53-4 



52.1 



55 



.2 



54-4 



1826 



46 







..45 





49 



7 



49 



I 



45-9 





49-7 



49 



.8 









S2-5 



52.2 



54 



.8 



54-5 



IS27 



44 







45 





48 



I 



48 



9 



43-5 



44-8 



48.9 



49 



•9 









Si.o 



52.0 



53 



.2 



54.5 



1828 



46 



9 



45 





49 



■5 



48 



7 



46.1 



45-2 



51.8 



49 



.8 









53-1 



51-9 



56 



.8 



54.3 



IS29 



44 



9 



45 





47 



9 



48 



4 



44-8 



45-5 



48.7 



49 



•7 









50.8 



S1.8 



52 



.1 



53-6 



1830 



45 



S 



45 





48 



3 



48 



2 



46.6 



45.6 



50.8 



49 



•5 









52.9 



51-7 



S3 



.2 



52.7 



IS3I 



45 



9 



45 





48 



6 



48 



I 



45-6 



45-1 



49.2 



49 



.0 









50.7 



51-3 



52 



.1 



S2.2 



1832 



43 



4 



44 





47 



4 



47 



9 



43-5 



44-2 



47-7 



48 



•5 









50.8 



50.8 



SI 



.4 



52.0 



"833 



43 



5 



43 





47 



6 



47 



5 



43-6 



43-6 



48-3 



48 



.2 









50.9 



50-5 



52 



I 



S2.0 



IS34 



44 







43 





47 



7 



47 







43-8 



42.9 



48.9 



47 



•7 









50.4 



49-9 



52 



9 



SI. 8 



183s 



43 



2 



42 





46 



3 



46 



2 



41.7 



41.7 



46.6 



47 



.0 









48.8 



48.8 



51 



2 



SI.2 



IS36 



41 



6 



42 





44 



6 



45 



6 



39-6 



40.8 



45.2 



46 



.6 









46.7 



48.1 



49 



3 



50.7 



1837 



41 



I 



42 





45 



2 



45 



7 



40.7 



■ 40.8 



46.4 



46 



■9 









48.5 



48.4 



SI 



4 



SI.2 



•1838 



43 







42 





46 



7 



46 



5 



41. 1 



41.7 



48.2 



47 



.6 









49-7 



49-4 



52 



5 



52.1 



1839 



44 







43 





47 



6 



47 



2 



43-6 



42.6 



49.2 



48 



•5 









50-5 



50.2 



52 



9 



52.6 



1840 



44 



4 



44 





47 



9 



47 



5 



43-2 



43- 



49.0 



49 



.0 



43-6 





50-5 



50.6 



53 







52-3 



1841 



45 



I 



44 





47 



2 



47 



6 



43-2 



43-0 



49-5 



49 



.1 



43-9 



43-8 



50.6 



SI.O 



52 



3 



S2.8 



1842 



44 



5 



44 





47 



9 



47 



5 



42.7 



42.8 



49.9 



49 



.1 



40.0 



43-6 



,51.9 



51-2 



S3 



5 



S2.8 



1843 



43 



4 



43 





46 



8 



47 



5 



42.5 



42.6 



47-4 



49 



.1 



42.4 



43-6 



50.9 



51-3 



52 



2 



S3-0 



1844 



42 



4 



43 





47 



7 



47 



8 



42.2 



42.8 



50.2 



49 



4 



44-5 



44.1 



51-1 



51-5 



53 



4 



53-4 



1845 



43 



7 



43 





48 



7 



48 



3 



43-4 



43-3 



50-2 



49 



6 



44.6 



44.8 



52-7 



S1.8 



54 



4 



53-9 



1846 



45 



6 



44 





48 



9 



48 



6 



44.8 



43-6 



50-1 



49 



6. 



46.4 



45-0 



51-5 



51.8 



54 



2 



54-1 



1847 



44 



2 



44 





48 



7 



48 



6 



42.6 



43-5 



49.4 



49 



4 



43-7 



44-8 



51.6 



51-5 



S3 



9 



S4-0 



1848 



44 



6 



44 





48 



8 



48 



4 



44-2 



43-5 



49.2 



49 



I 



45-1 



44.6 



51.4 



SI.O 



54 







54-0 



IS49 



43 



8 



44 





47 



9 



48 



2 



43-1 



43-4 



48.3 



48 



9 



44.1 



44-4 



49.9 



SO. 8 



53 



S 



54-1 



1850 



44 



4 



44 





48 







48 



I 



43-8 



43-3 



48.8 



48 



8 



44-5 



44-3 



51. 1 



51.0 



54 



8 



54-2 



I85I 



43 



7 



44 





47 



8 



48 







42.4 



43-2 



49.0 



48 



8 



44.0 



44.2 



51.6 



SI. 2 



54 



5 



54.3 



1852 



44 



5 



44 





48 







48 



I 



43-5 



4o-i 



48.8 



48 



9 



43-8 



44-2 



51-3 



51.3 



53 



7 



54-4 



1853 



44 



5 



43 



9 



48 



5 



48 



I 



43-5 



42.9 



49.6 



49 







44.8 



44-5 



SI. 8 



51.3 



55 



3 



54-6 



IS54 



42. 



7 



43 



8 



47 



9 



47 



9 



42.1 



42.5 



49-3 



48 



9 



45-2 



44-5 



51.0 



50.9 



54 



7 



54-4 



IS55 



44 



3 



43 



8 



47 



9 



47 



5 



42.2 



42.0 



49.0 



48 



5 



44.0 



43-8 



50-3 



SO. 2 



54 



I 



53-7 



1856 



43 



6 



43 



8 



46 



4 



47. 



I 



41.2 



41.7 



47.0 



48 



I 



42.2 



43-2 



49.0 



49.6 



52 



2 



53-1 



1857 



44 



2 



43 



7 



47 



I 



47 



I 



41.7 



41-5 



47-5 



47 



9 



42.8 



43-3 



49-3 



49-5 



52 



8 



53-1 



1858 



43 



5 



43 



5 



47 



4 



47 



z 



41.0 



41.6 



48-3 



48 







44.8 



43-9 



So-o 



49-7 



54 



3 



53-5 



1859 



42 



3 



43 



4 



47 



2 



47 



4 



41.6 



42.3 



48.0 



48 



3 



44.2 



44.2 



50-0 



SO. I 



S3 



7 



53-7 



IS60 



44 



8 



43 



6 



48 



2 



47 



7 



44-4 



43-2 



48. 6 



48 



7 



44-3 



44-3 



50-7 



50.5 



53 



S 



53-7 



IS6I 



43 



6 



43 



7 



47 



8 



47 



8 



43-5 



43-6 



SO. I 



49 



I 



44.2 



44-3 



51-2 



50.9 



54 



I 



53-7 



IS62 



43 



4 



43 



7 



47 



8 



47 



9 



42.9 





49-5 



49 



6 



44.4 



44-4 



SO- 7 



SI. I 



i3 



2 



53-8 



1863 



43 



9 



44 







48 



4 



48 











50.0 



49 



8 



44.6 



44-5 



Si-8 



51-3 



54 



2 



54.1 



IS64 



44- 



7 



44 



5 



47 



6 



48 



2 







49.9 



50 







44-7 



44.6 



Si-4 



51.5 



54 



7 



54-6 



IS65 



45- 



5 



44 



8 



49 



8 



48 



3 







50.0 







44-9 



44-4 



52-1 



51-3 



55 



6 



54-9 



1 866 



44- 



5 



44 



4 



47 



3 



47- 



9 













43-5 



44.0 



50-5 



SO. 7 



54 



7 



54-6 



1S67 



43- 



3 



43 



8 



47 



7 



47- 



4 













43-8 



43-7 



S0.2 



50.1 



54 



2 



S3-9 



1 186S 



43 







43 



5 



46 







47- 



3 













43-3 



43-6 



48.7 



50.0 



52 



7 



53-7 



1S69 



45 



2 



45- 



I 



47 



9 



47- 



8 













43-1 



43-8 



50.4 



SO. 6 



54 



2 



54.2 



1S70 



47.0 



--| 



49.6 







... 







45-9 





52-9 



.._ 



55 



9 





