MONTHLY Summary 



August. 1988 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.19, 29th 



Minimum 29.b2, 24th 



Mean semi-daily 29.985 



Range 57 



Air Temperature 



Highest 93, 3rd, iSth 



Lowest 50, 29th 



Mean 72.4 



Range 43 



Highest mean daily 82.5, 16th 



Lowest mean daily 63, 11th 



Mean maximum 83.4 



Mean minimum 61. 4 



Greatest daily range 33, 30th 



Least daily range 8, 11th 



Precipitation 



Precipitation. In inches 2.04 



Snow, in inches 



Maximum precipitation in 24 hrs. 



1.17, 10th and 11th 

 Number of days on which .01 or more 

 inches of precipitation fell 8 



Wind (miles) 



Total movement 2980 



Greatest daily movement 244,24th 



Least daily movement 44, 20th 



Mean hourly velocity 4.0 



Maximum velocity, 5 min., 32, 24th 



Wind (direction) 



Prevailing direction w 



North, days 3 



Northeast, days 



East, days 



Southeast, days 5 



South, days 10 



Southwest, days 2 



West, days 2 



Northwest, days 9 



Weather 



Mean relative humidity, per cent . . 70.0 



Mean cloudiness, per cent 62 



Number of clear days 14 



Number of fair days 13 



Number of cloudy days 4 



Number of hours bright sunshine . . 276 

 Percent of possible hours of bright 



sunshine 64.3 



Thunder and lightning 1, 6, 22, 23, 24, 27, 28 



30.32 



29.63 



30.00 



.69 



91.3 

 42.9 

 68.4 

 48.4 



4.24 



10 

 3,099 



4.2 

 21 



70.2 



49.4 



9 



13 



9 



237.0 



55.2 



30.48, 1918 

 28.87, 1930 



1.49, 1930; 0.44, 1894 



100.0, 1918 

 37.0,1894, 1908 



8.40, 1928; 0.31, 1894 



16, 1892, 1933; 4, 1889 

 4,271, 1910; 1,920, 1894 



35, 1915 



67, 1901; 27, 1923 



17, 1921, 1936; 0, 1915 



25, 1912; 5, 1893, 1933, 1936 



18, 1901, 1928; 2, 1910, 1923 



317, 1921; 152, 1915,1929 



Note— The first column in the above summary gives observations made during the 

 month. The second column gives the averages based on observations made from 1889 

 to 1928. except that humidity records are based on observations made from 1929 to 1937. 

 The third column gives extremes observed from 1889 te 1987 



