192 



DISCUSSION OF THE ANNUAL FLUCTUATION 



Day of 

 Month. 



Jan. 



Feb. 



Mar. 



Apr. 



May. 



June. 



July. 



Aug. 



Sept. 



Oct. 



Nov. 



Dec. 



Marrietta. — Continued. 





^ 







„ 





















^ 



3 







1 



21 



33- 1 



37-3 



42.9 



56.5 



62.0 



69-3 



74.0 



7o°9 



62.2 



48.5 



41.7 



30.8 1 



22 



30-3 



37.9 



42.0 



58 



6 



63.6 



70-3 



73.6 



70 



6 



60.5 



48 



9 



42.5 



29.9 



23 



28.7 



36.6 



43-5 



57 



9 



64-3 



70.1 



74.5 



68 



6 



59-7 



51 



4 



40.9 



29.4 



24 



301 



35.4 



45.0 



57 



8 



63.1 



70.2 



74.3 



69 



7 



61.5 



48 



I 



38.1 



32.0 



25 



31-3 



35.7 



44.7 



58 



2 



62.8 



70.5 



74.1 



69 



8 



61.5 



47 



S 



36.4 



33.3 



26 



32.1 



36.8 



47.1 



57 



6 



63.8 



72.0 



74.0 



69 



7 



60.1 



47 



5 



35-9 



32.3 



27 



311 



36.4 



46.1 



56 







64.7 



73.0 



73-4 



69 



5 



60.2 



47 



4 



33-8 



30.8 



28 



31-9 



36.4 



46.6 



58 



.1 



65.5 



72.5 



74.1 



69 







58.3 



46 



2 



36.6 



32.2 



29 



33.4 



390 



47-1 



59 



.1 



66.5 



72.7 



75.0 



68 



9 



58.5 



45 



8 



37-9 



32.4 



3° 



33-7 





45-9 



61 



-3 



65.6 



72.4 



74.7 



69 



3 



58.1 



46 



3 



37-6 



33.0 



31 



32.2 





48.6 





64-3 





72.7 



69.6 





46 



9 31.6 1 

 Generally 6^,, 2^, 9^ in [ 



Hou 



rs of obs 



ervations 



various ; 



During 5 years 0^,, 2^, Qg, during the remaining years 1 



summe 



, and J^, 2^, 9^ in 



■winter; 



the tabular numbers are corrected for daily fluctuation ; 



see table on p. I 



6 of the 



Smithsc 



mian Cent, to Knc 



\vl., No. 



120. Washington, 1867. 













Me.4n Temperature of Each Day of the Year. 











Wash] 



ngton, 



Arkansas. Lat. 33° 44'. Long. 93° 41' W. of G 









Alt. 660 feet. 



From 20 



years of observations ; from 1840 to 1S59, inclusive. Dr. N. D. 



Smith. 









Smithsonian Cont. to Knowl. Washington, i85o. 









I 



40.57 



46.02 



50.60 



57.50 



66.52 



73.40 



77.82 



77-48 



75-97 



66.37 



58.60 



48.27 



2 



42.97 



45-57 



50.17 



60. 



70 



67 



65 



74.58 



77.57 



77.80 



75. So 



65 



62 



59.00 



47.42 



3 



42.25 



42.22 



47.80 



62. 



00 



66 



97 



75.11 



77.37 



77-83 



76.27 



65 



12 



59.67 



43-87 



4 



41.90 



43.37 



50.85 



62. 



77 



66 



27 



74.82 



78.30 



78.80 



76.80 



66 



27 



58.05 



44.57 



5 



46.65 



44.60 



53.50 



59- 



35 



66 



GO 



74.98 



78.20 



78.60 



76.10 



66 



32 



57.55 



45.47 



6 



46.62 



46.27 



54-90 



58. 



95 



66 



58 



74.47 



79.32 



78.90 



75-90 



65 



17 



53.92 



43.42 



7 



41.30 



45.90 



53-65 



61. 



22 



66 



98 



75-53 



79.75 



79.50 



76.67 



66 



05 



54.17 



44.35 



8 



42.00 



44.90 



55-47 



6i. 



82 



66 



79 



75.66 



80.12 



79.10 



76.10 



64 



37 



52.32 



44.17 



9 



40.12 



44.32 



54-45 



63. 



50 



66 



63 



75-56 



79.85 



79-55 



75-72 



63 



82 



52.47 



44.50 



lO 



40.00 



43.42 



52.17 



64. 



70 



67 



90 



73-92 



79-97 



78.68 



74-57 



65 



72 



52.35 



43.65 



II 



41.85 



45-25 



51-87 



62. 



97 



68 



21 



73-63 



78.90 



79-28 



74-72 



66 



27 



54.40 



42.10 



12 



42.75 



48.20 



50.85 



61. 



87 



69 



50 



74.28 



79-57 



79.00 



74.50 



64 



00 



49.90 



43-77 



13 



43.87 



50.17 



50-95 



62. 



85 



70 



61 



75-53 



79-95 



79.98 



74.07 



61 



70 



47.85 



44.63 



14 



44.25 



46.55 



55.00 



61. 



45 



69 



95 



75.92 



80.37 



79.92 



74.67 



62 



45 



49.30 



44.85 



15 



47.37 



45.77 



53-22 



61. 



32 



70 



00 



75.40 



81.17 



79-58 



74.37 



60 



32 



51.12 



45.12 



i6 



45.77 



46.87 



54-72 



62. 



92 



70 



29 



77.27 



81.10 



79-23 



73-57 



61 



22 



54.07 



45.30 



17 



40.42 



47.95 



55-77 



62. 



55 



69 



61 



78-34 



80.85 



80.00 



74. S2 



59 



92 



51.17 



40.00 



i8 



37.72 



50.22 



54-95 



62. 



35 



68 



79 



77-24 



79-87 



79-65 



73.82 



5^ 



95 



46.65 



40.52 1 



19 



39.07 



51.60 



54-55 



62 



95 



69 



92 



77-42 



79.92 



79-43 



71.80 



58 



32 



44.70 



45.00 1 



1 ~° 



43.90 



50.00 



54-77 



63 



12 



70 



82 



77-50 



79-37 



78.83 



70.32 



5S 



75 



48.15 



42.82 j 



i ^' 



40.20 



49.67 



56-57 



65 



20 



70 



84 



76.16 



79-52 



79-30 



67.55 



60 



37 



51.57 



40.67 1 



1 22 



40.07 



50.82 



55-3° 



66 



70 



72 



24 



76.61 



79-47 



79-30 



67.90 



58 



20 



47.85 



41.70 1 



1 23 



41.45 



49.72 



54.70 



65 



71 



72 



19 



75-85 



79.82 



77-95 



68.35 



58 



97 



49.37 



41.42 1 



1 ^''■ 



46.70 



50.27 



57-87 



66 



72 



72 



82 



75-37 



79-97 



77-50 



69.62 



59 



77 



47.20 



42.07 1 



1 25 



48.27 



49-13 



56.87 



65 



55 



72 



19 



75-77 



80.00 



78.18 



69.60 



55 



45 



47.50 



44.75 i 



i ^*^ 



48.82 



51.89 



57-79 



67 



08 



72 



37 



76-87 



79.92 



77-43 



69.60 



56 



27 



46.82 



44.52 i 



27 



48.57 



52.65 



57-17 



62 



95 



73 



13 



78.37 



79.82 



77-38 



67. So 



55 



97 



48. 60 



47.47 



28 



46.42 



54.50 



58-05 



63 



27 



73 



74 



79-. 32 



So. 45 



76.58 



67-85 



55 



70 



47.32 



47.10 



29 



45.80 



56.20 



58.22 



64 



70 



72 



65 



78.85 



80.27 



76-03 



67-47 



55 



10 



47.67 



46.50 



30 



44.45 





59.60 



67 



65 



73 



13 



79-67 



79-27 



76-73 



65.69 



55 



90 



48.32 



43.16 



31 



Twc 

 for dai 



43.80 





57.62 





73-12 





78.78 



76-50 





56 



55 

 e. ]\ 



leans unc 



42.06 

 orrected 



observat 



ons a daj 



; Qj and 



2^, Nov. to April, inclusive; Q^, and 3^, May to Oct. inc 



usiv 



y fluctuation. 





' 









