NORTHERN SUGAR INDUSTRY. 35 

 SEPTEMBER, 1883. 



[Station, Washington, D. C] 



Date. 



JJaiiy mean ba- 

 rometer. 



Temperature. 



Daily rainfall. 



Daily mean. 



Maximum. 



Minimum. 



1883. 



Inches. 



°F. 



°F. 





Inches. 



Sept. 1 



30. 198 



67.9 



81.1 



56.2 





2 



30. 030 



66.5 



71.4 



57.1 



.06 



a 



30. 095 



69.7 



78.3 



61.0 





4 



30. 113 



67.8 



79.0 



53.3 





5 



30. 121 



66.5 



76.1 



57.7 





6 



30. 183 



61.4 



76.0 



47.6 





7 



30. 013 



65.4 



79.2 



48.7 





8 



30. Oil 



68.0 



84.7 



57.3 





9 



30. 354 



56.6 



66.0 



50.8 





10 



30. 378 



54.5 



64.5 



43.6 





11 



30. 170 



57.8 



60.5 



52.1 



.14 



12 



29. 925 



60.6 



62.9 



55. 1 



1. 84 



13 



30. 052 



69.3 



78.4 



60.6 



.04 



14 



30. 145 



72.3 



81.9 



62.4 





15 



30. 143 



74.0 



85.2 



64.5 





16 



30. 002 



74. 3 



85. 7 



62 5 





17 



29. 922 



72! 3 



87! 



67! 



.22 



18 



30. 204 



61.7 





58.6 



.03 



19 



30. 289 



63. 1 



70. 8 



58. 





20 



30. 091 



64.6 



75.0 



58.2 





21 



29. 994 



65.2 



77.8 



52.4 





22 



30. 173 



62.7 



66.0 



59.7 





23 



30! 117 



62.5 



68.4 



56.4 





24 



29. 747 



63.0 



67.9 



59.2 



1. 98 



25 



29. 859 



62.0 



72.4 



50.8 





26 



30. 189 



55.0 



65.6 



48.5 





27 



30. 125 



64.2 



73.9 



49.4 





28 



30. 081 



68.9 



82.3 



59.9 





29 



30. 116 



64.4 



72.9 



55.2 





30 



29. 880 



70.8 



83.3 



61.5 



.02 



Means 



30. 091 



65.1 



74.8 



56.2 



0. 144 



GENERAL ITEMS. 



f^Mean barometer, 30.091 ; highest temperature, 87.0o, dat«, 17th ; lowest temperature, 43.6°, date, 

 10th ; greatest daily range of temperature, 30.5°, date 7th ; least daily range of temperature, 6.3°. 22d ; 

 range of temperature, 18.5° ; mean daily dew-point, 55 9° ; mean daily relative humidity, 74.3° ; prevail- 

 mean daily ing direction of wind, northeast ; total movement of, 2.950 miles ; highest velocity of wind 

 a nd direction, 17, N. E., date 12th. 



Number of foggy days 



Number of clear days 10 



Number of fair days 11 



Number of cloudy days 



Number of days on which rain fell. 



COMPARATIVE MEAN TEMPERATURE. 



Deg. Fahr. 



1871..-.. 62.3 



1872 69. 



1873 68. 



1874 70. 1 



1875 64. 6 



1876 65. 2 



1877 66. 9 



Deg. Fahr. 



1878 68. 9 



1879 64. 4 



1880 67.9 



1881 77. 



1882 69. 1 



1883 65. 1 



COMPARATIVE PRECIPITATIONS. 



Inches. 



1871 2. 70 



1872 ... 3.92 



1873 3. 48 



1874 7. 84 



1875 1. 98 



1876 10.81 



1877 4. 93 



Inches. 



1878 2.46" 



1879 1. 56 



1880 3. 42 



1881 2. 19 



1882 7. 84 



1883 7. 33 



