MEAN METEOROLOGICAL RESULTS 



TEMPERATURE. 



Average 



of 

 28 years. 



Extremes. 



Mean temperature of the year 



"Warmest month 



Mean temperature of the warmest month 



Coldest month 



Mean temperature of the coldest month 



Difference between the temperatures of the 1 



warmest and the coldest months J 



Mean of deviations of monthly means fromi 



their respective averages of 28 years, signs y 



of deviation being disregarded j 



Months of greatest deviation, without regard ] 



to sign J 



Corresponding magnitude of deviation 



Warmest day 



Mean temperature of the warmest day 



Coldest day , , 



Mean temperature of the coldest day 



Date of the highest temperature 



Highest temperature 



Date of the lowest temperature 



Lowest temperature 



Range ot the year 



43.33 

 July. 

 75.80 

 February. 

 17.18 



58.62 



July. 



8.72 



July 14. 



84.50 



Feb. 22. 



-2.38 

 July 13. 



93.4 



March 3. 



-15.6 



109.0 



44.16 



July. 



67.08 



January. 



23.08 



44.00 



2.37 



January, 

 3.8 



77. '59 



-1.29 



QO.'g 



-12.3 

 103.2 



46.36 in '46. 

 July, 1868. 



75.80 

 Jan. 1857. 



12.75 



3.67 in 1843. 



Jan. 1857. 



10.3 



July 14, '68. 



84.50 



Feb, 6, '55. 



Jan. 22, '57. 



-14.38 

 Aug. 24, '54. 



99.2 



Jan. 26, '59. 



-26.5 



118.2 



42.16 in '56, 

 Aug. 1860. 



64.46 



Feb. 1848. 



26.60 



f 1.33 in 

 ■j. 1853-'64. 



July 31, '44. 



72.75 



Dl'c. 22, '42. 



9 57 

 Aug, i9, '40. 



82.4 



Jan. 2, '42. 



1.9 



87.0 



BAROMETER. 



1868. 



Average 



of 

 27 years. 



Mean pressure of the year 



Month of highest mean pressure 



Highest mean monthly pressure 



Month of lowest mean pressure 



Lowest mean monthly pressure 



Date of highest pressure in the year -j 



Highest pressure 



Date of lowest pressure in the year -j 



Lowest pressure 



Range of the year 



29.6421 



October. 



29.7565 



May. 



29,5205 



Feb. 23, ") 



9 a.m. J 



30.445 



Dec. 7, ) 



midnig't J 



28.824 



1.621 



29,6173 



September 



29.6624 



June. 



29.5717 



30.383 



28.690 

 1.693 



r 29.6670 in 

 I 1849. 

 Jan. 1849. 



29.8046 

 March, 1859. 



29.4143 



Jan. 8, '66. 



30.940 



Mar. 19. '59. 



28.286 

 f 2.133 in 



29.5602 in 



1864. 

 June, 1864. 



29.6525 

 Nov. 1849. 



29.5886 



Oct. 22, '45. 



30.242 



Mar. 17, '45. 



28.939 



1..303 in 



1845. 



