Monthly Summary 



July. 1936 



Normal 



Extremes 



Itaroineler 



(Readinj;s reduced to sea level) 



Maximum 30.23, 31st 



Minimum 29.47, 14th 



Mean semi-daily 29.866 



Range 0.76 



Air Tempera (lire 



Highest 98, 8th 



Lowest 44, 1st 



Mean 70.8 



Monthly range 54 



Highest mean daily 81.5, 8th, 14th 



Lowest mean daily 62, 1st 



Mean maximum 83.5 



Mean minimum 58.2 



Greatest daily range 36, 1st 



Least daily range 13, 12th, 24th 



Pr«?cipi(a<ioii 



Precipitation. In inches 1.45 



Snow, in inches 



Maximum precipitation in 24 hrs. 



.88, 24th 

 Number of days on which .01 or more 



inches of rain fell 10 



Wind (miles) 



Total movement 3471 



Greatest daily movement 200, 23rd 



Least daily movement 38, 31st 



Mean hourly velocity 4.7 



Maximum velocity for 5 min., . . 44, 9th 



Wind (direction) 



Prevailing direction w 



North, days 4 



Northeast, days 1 



East, days 2 



Southeast, days 2 



South, days 4 



Southwest, days 6 



West, days 6 



Northwest, days 6 



Weather 



Mean relative humidity, per cent. . 63.7 



Mean cloudiness, per cent 51 



Number of clear days 20 



Number of fair days 5 



Number of cloudy days 6 



Number of hours bright sunshine . 323 

 Percent of possible hours of bright 



sunshine 70 



Thunder and Lightning 9th, 11th, 13th, 



18th, 24th 



30.28 



29.60 



29.972 



.68 



93.9 



45.5 

 70.6 



48.4 



4.33 



11 

 3,435 



4.6 

 24 



68.6 

 50.1 



9 

 14 



8 

 267.0 



57.8 



30.50, 1892 

 29.27, 1932 



0.97, 1892; 0.51, 1895, 1899 



104.0, 1911 

 40.0, 1890, 1898 



14.51, 1897; 0.70, 1929 



20, 191c; 4, 1924 

 5,097, 1909; 1,109, 1894 



39, 1908, 1915 



69, 1914; 31, 1924 



22, 1923; 0, 1915 



24, '09, '21; 5, '89, '23, '28 



18, 1889; 0, 1910 



371, 1910; 182, 1889 



XOTK— The first coluiiin in the above summary trives observations made durinsr the 

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

 to 19-2H. except that humidity records are based on observations made from 1929 to 198:'). 

 The thii-d column jjives extren)es observed from IKH9 to 198.^. 



