METEOROLOGICAL TABLES. 



119 



Meteorological observations for the month of July, 1911, at Agricultural College, East 



Lansing, Michigan. 



Date. 



Temperature. (Degrees Fahrenheit.) 



Maximum. Minimum 



63 

 69 

 70 

 68 

 75 



66 

 61 

 64 

 72 

 70 



70 

 56 

 53 

 50 

 52 



59 

 51 

 48 

 59 

 54 



53 

 51 

 51 

 53 



48 



44 

 47 

 58 

 64 

 60 

 61 



58.7 



Mean. 



78 

 82 

 84 

 83 

 87 



75 

 74 

 78 

 82 

 79 



80 

 68 

 68 

 66 

 68 



66 

 62 

 64 

 69 

 67 



66 

 66 

 64 

 60 

 58 



60 

 63 

 71 

 74 

 74 

 76 



Precipita- 

 tion. 

 (In inches 



and 

 hundredths.) 



71.3 





 

 

 

 



.72 

 

 

 



.01 





 

 

 

 .25 



.35 

 

 



,11 

 











.10 



.10 



.01 





 

 

 

 

 



Total. 

 1.65 



(Jharacter 

 of day. 



Clear 



Clear 



Clear 



Clear 



Clear 



Cloudy 



Clear 



Clear 



Clear 



Partly cloudy 



Clear 



Clear 



Clear 



Clear 



Partly cloudy 



Cloudy 



Clear 



Partly cloudy 



Cloudy 



Clear 



Clear 



Clear 



Cloudy 



Cloudy 



Partly cloudy 



Partly cloudy 



Clear 



Partly cloudy 

 Partly cloudy 



Clear 



Clear 



Percent 

 of 

 sunshine. 



95 

 100 

 100 

 100 

 100 



47 



98 



100 



98 

 82 



82 

 100 



85 

 100 



67 



36 

 100 



85 



42 



100 



100 



100 



28 



55 



84 



93 

 98 

 70 

 81 

 100 

 90 



Atmospheric Fhessure.— (Reduced to sea level; inches and hundredths).— Mean, 29.99; highest, 30.23; date, 27; lowest, 29.56; 

 date, 24. 



TEMPER.4TrRE. — Highest, 99; date, 5; lowest, 44; date, 26; greatest daily range, 32; date, 26; least daily range, 14; date, 16. 



Precipitation. — Total this month, 1.65; snowfall, 0; greatest precipitation in 24 hours, .72; date, 6; snow on the ground at 

 end of month, 0. 



Wind. — Prevailing direction, southwest; total movement, 3882 miles; average hourly velocity, 5.2; maximum velocity, (for 

 five minutes), 28 miles per hour, from northwest, on 24. 



Weather. — Number of days, clear, 19; partly cloudy, 7; cloudy, 5; on which .01 inch, or more, of precipitation occurred, 8 . 



Miscellaneous Phenomena (dates of).— Auroras, 0; halos: solar, 0; lunar, 0; hail, 24; sleet, 0; fog, 0; thunderstorms, 6, 15, 

 16, 19; *frost: light, 0; heavy, 0; killing, 0. 



*Frosts are not recorded after the occurrence of ' 'killing,' ' except in Florida and along the immediate coast of the Gulf of Mexico , 



DE\TOY A. SEELEY, 

 Local Forecaster, Weather Bureau. 



