22 Dr Brewster on the Register of the Thermometer kept 



HOURLY REGISTER FOR 1825. 

 The Mean Temperature of the Winter months, viz. Dec. Jan. Fahr. 



Feb. is 40°.312 



The Mean Temperature of the Spring months, viz. March, April, 



May, - - . - - 46 .121 



The Mean Temperature of the Summer months, viz. June, July, 



Aug. ----- 59 .306 



The Mean Temperature of the Autumn months, viz. Sept. Oct. 



Nov. ----- 49 .907 



The Mean Temperature of the year 1825, from 8789 observa- 

 tions, is 48°.911 



TABLE III. — Containing the Daily and Monthly Mean Tempera- 

 tures for 1825. 



Day. 



1 



2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 

 12 

 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 24 

 25 

 26 

 27 

 28 

 29 

 30 

 31 



Jan. I Feb. 



45.15 



39.83 



43.47 



37.35 



30 32 



39.26 



44.17 



39.80 



38.11 



35.55 



41.48 



39.91 



1.2.03 



44.75 



46.73 



43-99 



39.38 



41.22 



39-15 



40.09 



39.30 



37.02 



36.33 



38.03 



34.45 



41.30 



17.65 



38.83 



43.88 



47.62 



42.93 



March. 



Mean "i 

 Temp. ' 

 of each 

 month J 



41.31 



41.81 



32.99 



28.72 



33.08 



34.99 



38.51 



38.81 



12.78 



47.11 



46.28 



16.06 



16.98 



11.82 



41.48 



41.79 



43.52 



41.26 



11.78 



43.73 



40.91 



12.63 



40.88 



40.17 



39.08 



37.69 



38.61 



36.75 



April. 



39.78 

 37.29 

 36.13 

 36.20 

 36.50 

 38.24 

 39.55 

 41.20 

 52.46 

 52.48 

 44.97 

 44 18 

 43 41 

 7-83 

 36.10 

 36.01 

 36.75 

 39.07 

 43.31 

 40.58 

 39.78 

 12.55 

 10. 61 

 38.12 

 1.2.03 

 42.81 

 48.70 

 45.39 

 47.47 

 44.78 

 42.29 



May. 



10.583 40.412 



12.38 



45.89 



47.46 



49.74 



54.18 



47.26 



49.86 



52.11 



47.04 



48.55 



50.13 



41.03 



40.79 



48.62 



52.50 



50.49 



45.06 



40.54 



42.30 



50.19 



53.04 



46.81 



42.76 



12.37 



12.80 



45.28 



45.88 



47.35 



47.88 



18.51 



44.71 



46.09 



49.14 



52.73 



18.69 



52.59 



53.19 



54.63 



54.27 



50.7 7 



48.32 



48.75 



47.50 



48.91 



49.74 



19.05 



51.95 



53.55 



53.41 



50.41 



19.01 



52.14 



50.48 



16.01 



15.60 



48.55 



17.02 



15.18 



17.96 



50.17 



52.7 1 



June. 



July. 



41.610 



46.968 



56.88 

 58.41 

 53.61 

 50. 52 

 19.43 

 52.35 

 58.30 

 57.46 

 55.24 

 59.59 

 65.67 

 62.71 

 59.09 

 60.14 

 5S.85 

 63.52 

 60.51 

 58.4.5 

 52.46 

 52.70 

 2.09 

 3.16 

 57.68 

 57.59 

 57.14 

 52.44 

 54.35 

 54.70 

 55.95 

 55.05 



Aug. 



55.50 

 57.81 

 58.54 

 59.56 

 58.66 

 59.24 

 58.09 

 57.05 

 56.05 

 55.25 

 56.26 

 61.09 

 65.45 

 69.94 

 65.51 

 66.77 

 69.63 

 66.63 

 62.23 

 60.02 

 59.07 

 59.83 

 56.63 

 57.10 

 63.29 

 61.01 

 64.94 

 60.22 

 .05 

 68.53 

 68.20 



19.785 56.53161.262 



63.77 

 63.56 

 63.27 

 59.60 

 59.71 

 58.21 

 59.06 

 59.88 

 57.71 

 59.37 

 57.34 

 56.41 

 9.74 

 56.78 

 57.91 

 56.88 

 57.17 

 59.01 

 9.07 

 65.40 

 61.35 

 60.41 

 65.44 

 57.88 

 58.04 

 [57.23 

 |58.45 

 59.21 

 61.92 

 65.35 

 65.72 



Sept. 



60.40 

 59.19 

 59.30 

 57.07 

 55.39 

 55.99 

 58.79 

 55.45 

 8.30 

 60.26 

 58.21 

 60.55 

 56.27 

 56.30 

 56.79 

 61.21 

 62.40 

 62.59 

 60.95 

 59.87 

 60.34 

 54.95 

 49.44 

 63.49 

 62.16 

 56.29 

 56.59 

 53.00 

 55.45 

 54.66 



60.125 



Oct. 



53.63 

 60.36 

 60.03 

 58.81 

 58.38 

 57.57 

 53.79 

 4.48 

 55.49 

 56.79 

 54.00 

 57.80 

 54.09 

 53.57 

 52.51 

 54.65 

 47.16 

 46.75 

 46.23 

 40.24 

 41.47 

 12.47 

 51.07 

 48 97 

 40.65 

 39.26 

 45.68 

 52.41 

 50.98 

 51.90 

 46.81 



Nov. 



46.35 



42.08 



42.53 



40.36 



43.01 



41.52 



36.04 



36.82 



35.73 



32.37 



36.22 



33.73 



42.32 



40.82 



36.49 



44.12 



44.61 



45.56 



41.14 



45.56 



15.22 



40.7 6 



44.74 



43.30 



40.43 



44.80 



35.81 



36.44 



39.84 



34.63 



Dec. 



58.055 51.223 



33.79 



36.85 



34.59 



37.84 



37.09 



40.72 



43.21 



44.71 



42.95 



43.35 



44.12 



43.90 



42.45 



38.56 



41.06 



16.04 



45.40 



17.05 



42.66 



42.44 



15.92 



40.02 



40.22 



39.75 



43.85 



35.14 



33.00 



35.86 



35.01 



32.81 



28.58 



40.443 



39.940 



