MONTHLY SUMMARY 



June, 1985 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.22, 2nd 



Minimum 29.48, 17th 



Mean semi-daily 29.947 



Range 0.74 



Air Temperature 



Highest 88, 29th 



Lowest 44, 2nd 



Mean 65.6 



Monthly range 44 



Highest mean daily 75, 28th, 30th 



Lowest mean daily 57, 9th 



Mean maximum 76 



Mean minimum 55 



Greatest daily range 37, 2nd 



Least daily range 4, 9th 



Precipitation 



Precipitation. In inches 5.50 



Snow, in inches 



Maximum precipitation in 24 hrs. 1.74, 



9th 

 Number of days on which .01 or more 



inches of rain fell 15 



Wind (miles) 



Total movement 3197 



Greatest daily movement 197, 15th 



Least daily movement 42, 26th 



Mean hourly velocity 4.4 



Maximum velocity for 5 min., 39, 17th 



Wind (direction) 



Prevailing direction s 



North, days 5 



Northeast, days 2 



East, days 



Southeast, days 10 



South, days 3 



Southwest, days 4 



West, days .^ 3 



Northwest, days '. 3 



Weather 



Mean relative humidity, per cent. . . 72 



Mean cloudiness, per cent 54 



Number of clear days 7 



Number of fair days 8 



Nuinber of cloudy days 15 



Number of hours bright sunshine . . 179 

 Percent of possible hours of bright 



sunshine 40 



Thunder and Lightning 15th, 17th, 22nd, 

 23rd, 27th 



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, 



71, 1903; 28, 



22, 1908; 1, 1907, 



23,1912,4, 1895; 



22, 1903; 1, 



362, 1908; 102, 



1932 

 1908 

 1926 

 1903 

 1923 

 1903 



Nf)-rK— The first colunm in the above suniniary gives observations made dnrinc: tbe 

 month. The second column srives the averages biised on observations made from 18i«9 to 

 l9-.'s The third column (rives extremes observed from 1HH9 to 1984. 



