214 EIGHTEENTH ANNUAL REPORT ON THE STATE CABINET. 



lY. METEOROLOGICAL RESULTS FOR 1864, AND FOR 28 YEARS 

 NOW ENDED : ROCHESTER, NEW-YORK. 



BY CHESTER DEWEY, D.D. 



Observations taken at 7 a.m., and at 2 and 9 p.m. 











TABLE I : ' 



rHERMOMETEI 



- 













1864L. 











28 years. 



Months. 



I. 



11. 



III. 



IV. 



V. 



YI. 



—4° 

 9 



VII. 



VIII. 



IX. 



Jan. 



{ 1st half. 

 } 2d half. 



18.38 

 32.60 



25.72 



34.33 

 44.00 



1 . 33 

 18.00 



39° 

 56 



60"^ 



25.92 

 25.23 



25.51 



Feb. 



\ : 



* 



30.17 



26.87 



28.46 



39.00 

 44.00 



10.33 

 1.00 



43 

 54 



8 

 —2 



56 



24.24 

 27.19 



25.70^ 



March 



\ : 





34.04 

 29.98 



31.95 



45.67 

 44.00 



27.67 

 15.67 



57 

 54 



20 



7 



50 



30.14 

 34.36 



32.30 



April 



1 : 





42.20 

 44.18 



43.18 



46.67 

 54.33 



37.. 33 

 38.33 



54 

 66 



32 

 30 



36 



40.97 

 40.94 



43.94! 



1 



May 



\ : 





54.00 

 63.54 



58.93 



68.00 

 72.00 



40.33 

 53.00 



81 

 81 



37 

 48 



44 



52.99 

 59.05 



! 

 56.301 



June 



S : 





59.56 

 74.69 



67.12 



71.. 33 

 83.67 



49.00 

 60.00 



82 

 93 



45 

 55 



48 



63.13 

 68.99 



66.04 



July 



i 



\ : 





72.91 

 74.04 



73.50 



79.67 

 81.33 



64.67 

 63.67 



92 

 93 



60 

 57 



33 



70.25 

 71.04 



70.65 



1 



Aug. 



\ : 





74.93 

 67.15 



70.91 



83.33 

 77.33 



65.00 

 55.67 



92 



85 



62 



48 



44 



70.12 

 67.23 



68.63 



Sept. 



\ : 





60.87 

 57.71 



59.29 



67.33 

 70.33 



56.67 

 47.00 



79 

 80 



•59 

 42 



38 



63.83 

 56.88 



60.371 



1 



Oct. 



1 : 





49.13 

 44.04 



46.50 



65.33 

 49.00 



37.33 

 40.00 



72 

 54 



34 

 32 



40 



51.32 



45.08 



48.07 



Nov. 



\ : 





39.51 



37.58 



38.54 



64.67 

 59.67 



30.00 

 25.00 



68 

 64 



33 

 20 



48 



41.22 

 34.86 



38.04 



Dec. 



\ •• 





29.77 

 27.73 



28.72 



48.67 

 41.67 



13.67 

 10.67 



54 



47 



6 



7 



48 



30.96 

 25.73 



28.65 



1 



Mean of year 1864, 47.73 : Eange of year, 97°. Mean of 28 years, 47.02. 



This Table shows us, Column I, the average temperature for each half- 

 month, and, II, of each month ; III & lY, the highest and lowest mean of 

 each half-month ; Y & YI, the highest and lowest temperature of each half, 

 and, YII, the range of temperature in the month ; YIII, the average mean 

 temperature of each half-month, and, IX, of each month for 28 years. 



From the table is deduced, 1, the mean temperature of the year, 47°. 73, 

 and the range of temperature in this year, 97° ; and, 2, the average mean 

 temperature for 28 years, 47°. 02 : the .02 is in excess from the decimals. 



