Monthly summary 



June. 1934 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.39, 8th 



Minimum 29.57, 19th 



Mean semi-daily 29.896 



Range 82 



Air Temperature 



Highest 93, 29th 



Lowest 39, 8th 



Mean 67.6 



Monthly range 54 



Highest mean daily 80, 29th 



Lowest mean daily .... 54.5, 8th 



Mean maximum 79.1 



Mean minimum 56.0 



Greatest daily range 31, 8th 



Least daily range 8, 3rd 



Precipitation 



Precipitation. In inches 4.67 



Snow, in inches 



Maximum precipitation in 24 hrs. 1.68, 



19 th 

 Number of days on which .01 or more 



inches of rain fell 13 



Wind (miles) 



Total movement 3,847 



Greatest daily movement 223, 20th 



Least daily movement, 35, 27th 



Mean hourly velocity 5.3 



Maximum velocity for 5 min., 25, 29th 

 (corrected to conform to 3 cup anemometer) 



Wind (direction) 



Prevailing direction sw 



North, days .... 



Northeast, days 2 



East, days 2 



Southeast, days 6 



South, days 5 



Southwest, days 5 



West, days 6 



Northwest, days 4 



Weather 



Mean relative humidity, per cent . . 65.9 



Mean cloudiness, per cent 51.7 



Number of clear days 13 



Number of fair days 12 



Number of cloudy days 5 



Number of hours bright sunshine 281.7 

 Percent of possible hours of bright 



sunshine 61.6 



Thunder and Lightning 6th, 12th, 25th 



30.31 



29.56 



29.961 



.75 



91.1 

 40.0 

 65.4 

 51.2 



3.54 



10 

 3,584 



5.0 

 23 



73.9 



50.1 



9 



13 



8 



257.4 



56.2 



30.54, 1889 

 29.24, 1902 



1.27, 1902; 0.52, 1916 



101.0, 1919 

 34.0, 1891 



9.68, 1922; 0.76, 1908 



17, 1922; 4, 1908 

 4,571, 1908; 1,409, 1906 



40, 1932 



85.9, 1922; 63.2, 1932 



71, 1903; 28, 1908 



22, 1908; 1, 1907, 1926 



23, 1912; 4, 1895, 1903 



22, 1903; 1, 1923 



362, 1908; 102, 1903 



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. The third column gives extremes observed from 1889 to 1933. 



