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Table, shewing the Mean Temperature at Aberdeen for each 



Month of the last Eight years, — Mean Height of Barometer 



for 1830, — and Rain fallen at Marischall College Observatory 



during the last Tico Years. By Mr Geokge Innes, Aslro- 



noraical Calculator, Aberdeen. 



Jaiiuar}', . .. 

 February, .. 



March, 



April, 



May, 



June, 



July, 



August, 



September, 



October, 



November,., 

 December, . , 



Mean,. 



Mean Temperature at Aberdeen for each Month of the last Eight Years. 



1823. 



3G 69 

 35 03 

 40 41 

 44 56 

 51 33 

 54 19 

 56 24 

 56 88 

 54 08 

 48 27 

 47 81 

 39 94 



1824. 



40 14 

 38 32 

 36 69 



44 13 

 48 73 

 54 76 

 60 51 

 58 63 

 53 47 



45 47 

 38 89 

 36 13 



47 12 46 32 



1825. 



37 95 

 37 54 



39 88 

 44 42 

 48 50 



56 10 

 60 50 

 59 83 



57 56 

 50 45 



40 14 

 39 37 



47 69 



1826. 



34 29 

 40 59 

 40 04 

 45 32 

 63 27 

 62 65 

 51 48 

 60 34 

 55 25 

 49 56 

 38 41 

 40 23 



48 45 



1827. 1828. 



35 43 

 34 91 

 39 06 

 45 17 



50 98 

 57 45 

 62 05 

 57 49 

 56 34 



51 88 

 41 59 

 41 89 



47 85 



40 00 



41 43 



42 87 



45 57 

 52 07 

 58 95 

 60 55 

 60 30 

 55 94 

 48 74 



46 18 



43 15 



49 65 



1829. 



34 40 



38 69 

 41 60 

 43 25 

 51 85 

 56 43 

 58 56 

 56 49 

 51 57 

 46 45 

 41 01 



39 14 



46 62 



1830. 



36 49 



35 83 



44 47 



45 56 



51 39 



52 91 

 60 22 



53 95 

 52 83 

 48 40 

 43 00 



36 70 



46 81 



The Thermometer is fixed outside of a window which looks nearly east, be- 

 ing always in the shade before 8 a. bi. : the bulb is 16^ feet above the le- 

 vel of the ground. The nearest building eastward is 70 feet distant ; and 

 there is no building to the northward for a considerable distance. 



January, . ., 

 February, . 



Slarch, 



April, 



May, 



June, 



July, 



August, .... 

 September, 

 October,.... 

 November,. 

 December, . 



Mean, 



Mean Height 

 of Barometer. 



1830. 



Inches. 

 30 147 

 29 807 

 29 900 

 29 700 

 29 935 

 29 866 

 29 894 

 29 875 



29 681 



30 165 

 29 735 

 29 695 



29 783 



Rain fallen at Ma- 

 rischal College Ob- 

 servatory. 



1829. 



Inches. 

 3 48 

 99 

 3 12 

 2 74 



C6 



1 54 



28 66 



1830. 



Inches. 

 1 51 

 1 34 



73 



1 84 



1 62 



2 82 

 5 36 



3 90 

 3 33 

 61 

 3 62 

 3 87 



30 60 



The Rain-Gauge, with the results of which I am favoui-ed, is fixed on the 

 roof of the Tower of INIarischal College, 74 feet above the level of the 

 ground. The lieight of the basin of the barometer above the level of the 

 sea, at half flood, is 50 feet. G. I. 



