1^ 



STATE BOARD OF AGRICULTURE. 



Monthly Meteorological Summary, La^uing, Michigan, August, 191S. 



Mean. 



Precipita- 

 tion in 

 inches. 



Character of 

 day. 



64 

 62 

 59 

 72 

 81 

 88 

 84 

 78 

 68 

 72 

 79 

 78 

 86 

 72 

 70 

 67 

 69 

 67 

 66 

 74 

 79 

 78 

 80 

 74 

 72 

 72 

 68 

 71 

 66 

 66 

 61 





 

 



04 

 

 

 



0.04 



T. 







0.16 



T. 















0.03 

 

 

 

 



0.11 

 



0.25 

 

 

 

 



0.42 







T. 



0.39 



Partly cloudy 



Clear 



Cloudy 



Partly cloudy 

 Partly cloudy 



Clear 



Clear 



Partly cloudy 



Cloudy 



Partly cloudy 

 Partly cloudy . 

 Partly cloudy 



Clear 



Partly cloudy. 



Clear 



Cloudy 



Partly cloudy, 



Clear 



Clear 



Clear 



Partly cloudy. 



Cloudy 



Partly cloudy. 

 Part cloudy.. . 

 Partly cloudy. 



Cloudy 



Partlycloudy. 



Cloudy 



Clear 



Cloudy 



Partly cloudy . 



Percent- 

 age of 

 possible 

 sunshine. 



71 



44 

 52 

 85 

 95 

 69 

 53 

 21 

 62 

 50 

 52 

 100 

 65 

 94 

 

 97 

 100 

 100 

 97 

 54 

 57 

 43 

 60 

 79 

 61 

 75 

 15 

 99 

 47 

 69 



This month since 1863. 



Mean highest temperature 85. 2 



Mean lowest temperature 59.3 



Mean temperature for month 72.2 



Total precipitation for month • 1.44 



Weather 



Number days clear 9 



Partly cloudy 15 



Cloudy 7 



With 0.01 or more of precipitation 8 



Sunshine. 



Number hours of sunsliine 285 . 9 



Possible hors sunshine 430.7 



Percentage of possible 66 



Year. 



1863 

 1864 

 1865 

 1866 

 1867 

 1868 

 1869 

 1870 

 1871 

 1872 

 1873 

 1874 

 1875 

 1876 

 1877 

 1878 

 1879 

 1880 

 1881 

 1882 

 1883 

 1884 

 1885 

 1886 

 6887 

 1888 

 1889 

 1890 

 1891 

 1892 

 1893 

 1894 

 1895 

 1896 

 1897 

 1898 

 1899 

 1900 

 1901 

 1902 

 1903 

 1904 

 1905 

 1906 

 1907 

 1908 

 1909 

 1910 

 1911 

 1912 

 1913 

 1914 

 1915 

 1916 

 1917 

 1918 



Mean 

 tempera- 

 ture. 



70.7 



65.8 



62.6 



69.8 



70.3 



70.6 



70.1 



71.2 



71.2 



69 



69 



65 



71 



68 



70 



70.0 



68.6 



72.7 



69.5 



64,9 



66.9 



63,6 



69.3 



68.0 



67.6 



68.6 



65.4 



67,9 



68.3 



68.1 



68.8 



71.2 



70.0 



65.9 



69,0 



71,4 



73,3 



68,4 



64,2 



64,3 



65.9 



69.6 



73.5 



65,5 



68.4 



71.0 



68.2 



68.2 



65.7 



69.4 



68.9 



63.4 



71,0 



67,0 



72,2 



Total 

 precipita- 

 tion. 



3.00 

 0,39 

 3.38 

 3.44 

 1.74 

 2.42 

 4.85 

 4.53 

 1.42 

 4,18 

 0.80 

 1.28 

 1.47 

 1.28 

 6.67 



1.85 

 1.61 

 6.02 

 1,63 

 5.72 

 0,18 

 1,30 

 6,75 

 4,69 

 0,89 

 1.87 

 0.68 

 3,60 

 4,82 

 5,12 

 0,56 

 0,00 

 4,64 

 4.73 

 1,69 

 2.73 

 0,70 

 2.98 

 2.49 

 0.68 

 6.73 

 3,26 

 3,92 

 4,35 

 2,87 

 3.99 

 1,61 

 1.76 

 1.48 

 2.19 

 5.60 

 3.33 

 4.63 

 1.68 

 1.47 

 1.44 



Barometer— Mean, 30.00inches; highest, 30.37inches, on 19th; lowest, 29.70inches on 4th. 



Temperature— Highest, 102°, on 6th; lowest, 45°, on 3rd; greatest daily range, 35°, on 4l8t; least daily range, 12°, on 16thr 

 normal for month, 68.4°; excess or deficiency this month, -1-3.8°; accumulated excess or deficiency since January 1st, —220° 

 average daily, same period, —0.9°; highest in 33 years 102°, lowest, 32°. 



Precipitation (in inches) — ^Total amount, 1.44; normal, 2.63; excess or deficiency this month, —1.19; since Jan. 1st., 

 —2.71; greatest amount in any 24 hour period, 0.42, on 28th; total snowfall, 0.0 inches. 



Wind — Prevailing direction, southwest; total movement, 3,312 miles; average hourly velocity, 4.5 miles; maximum velo- 

 city 22, from the southwest, on the 11th. 



Datesgf— Auroras, 2, 24,31;fog, dense, 0;hail,0;thunderstorma,4, 8, 11, 21, 23, 28, 31; Halos: solar, 1, 26, 30; lunar, 

 Frost: killing, 0; heavy, 0; light, 0. 



DEWEY A. 



SEELEY, 

 Meteorologist, 



