116 



TWENTIETH ANNUAL REPORT OF THE REGENTS. 



TABLE 



Showing the maximum^ minimuvi^ mean range, greatest and least daily 

 variation of the thermoineter for each month of the year 1866. Also, 

 the mean temperature of the warmest and coldest day in each month, 

 with date of the same. 



MONTHS. 





Januai'y . . 

 February. 

 March... . 



April 



May 



June 



July 



August. .. 

 September, 

 October .. 

 November 

 I)ecember. 



YEARS. 



1866 



1865 



1864 



1863 



1862 



1861 



1860 



57 

 56 

 58 

 82 

 84 

 92 

 95 

 81 

 84 

 78 

 61 

 53 



96 

 94 

 98 

 95 

 97 

 96 

 94 



19 

 23 



2 

 18 

 19 

 24 

 16 

 13 



1 







=4-1 



4J 







a 



3 



a 



'S 



2, 



Is 

 ft 



o 



-1 



8 



24.673 



-16 



16 



25.497 



13 



26 



31.761 



30 



7 



60.907 



34 



3 



55.845 



47 



18 



67.396 



61 



11 



74.577 



51 



24 



65.24 



37 



22 



58.974 



32 



31 



53.149 



25 



23 



40.563 



3 



30 



27.551 



-16 





47.994 



-1 





50.389 



-16 





49.987 



6 





51.069 



-2 





51.316 



-4 





50.368 



-10 





49.343 



60 



(3 



P5 



o 

 1^ 



Is, 

 > 



ft 



o 



59. 



24 



72. 



25 



46. 



20 



62. 



39 



50. 



27 



45. 



24 



34. 



21 



30. 



20 



47. 



21 



46. 



25 



36. 



30 



50. 



19 



47.16 



39 



47. 



34 



49.9 



37 



48.58 



28 



45.25 



35 



46.66 



30 



44.13 



41 



27 



7 



10 



4 



19 



8 



31 



21 



22 



. 





i« 





Cm 



o 





o 





O 







-, >% 





, 



cS 





'^ ^ 



>- iJ 





- ^ 







eft 





s 5 



^^ 









-^ ft 



c3 





«3 -13 





cs 



> 





t.. to 

 <D o 





« s 



>, 





S^S 





^-^ 



'S 









^o 



ft 





H^ 





H« 



-4.3 



4.3 



C 0) 

 c3 ^ 



© 





a> 



o3 



« ♦J 



lA 



Oi 



^ 



ft 



S 



ft 



§ 



3 



7 



48.33 



19 



6.66 



2 



25 



49.66 



23 



-7 



2 



4 



50.66 



2 



13.33 



2 



23 



68.66 



18 



34. 



7 



1 



70.33 



19 



42. 



3 



3 



80. 



25 



60. 



4 



27 



85.66 



16 



66.33 



2 



7 



73.66 



13 



54.66 







18 



78. 



1 



51. 



2 



29 



65.66 



20 



36.33 



2 



22 



51.66 



8 



28.. 33 



2 



24 



47. 



7 



13.33 









86.66 





-7 









82.66 





5.66 









87*. 33 





-11.66 









85.33 





9.33 



2 





87. 





11.66 









87. 





9.66 



1 





83. 





-2.66 



15 



17 

 7 

 1 

 18 

 10 

 24 

 18 

 31 

 30 

 20 



Mean temperature for 7 years 50 . 050. 



Mean temperature of warmest days for 7 years, 95 . 571. 



Mean temperature of coldest days for 7 years , -6 . 



