Monthly Summary 



November, 19H4 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.75. 26th 



Minimum 29.42, 1st 



Mean semi-daily 30.128 



Range 1.33 



Air Temperature 



Highest 67, 20th, 23rd 



Lowest 12, 15th 



Mean 42.8 



Monthly range 55 



Highest mean daily 60, 30th 



Lowest mean daily 26.5, 15th 



Mean maximum 50.6 



Mean minimum 35.0 



Greatest daily range 32, 17th 



Least daily range 4, 6th, 21st, 30th 



Precipitation 



Precipitation. In inches 3.46 



Snow, in inches T 



Maximum precipitation in 24 hrs. .90, 



30 th 

 Number of days on which .01 or more 



inches of rain fell 9 



Wind (miles) 



Total movement 4,118 



Greatest daily movement 311,25th 



Least daily movement 58, 5th 



Mean hourly velocity 5.7 



Maximum velocity for 5 min., 28, 1st, 2nd 



(corrected to conforai to H cup anemometer) 

 Wind (direction) 



Prevailing direction ne 



North, days 4 



Northeast, days 1 



East, days 2 



Southeast, days 10 



South, days 1 



Southwest, days 2 



West, days 2 



Northwest, days 8 



Weather 



Mean relative humidity, per cent . . 74.3 



Mean cloudiness, per cent 63.0 



Number of clear days 10 



Number of fair days 9 



Number of cloudy days 11 



Number of hours bright sunshine 140 

 Percent of possible hours of bright 



sunshine 47.7 



Thunder and Lightning 1st 



Frosts 



30.58 



29.34 



30.046 



1.29 



65.3 

 13.8 

 38.6 

 51.4 



3.45 

 2.05 



9 

 4,564 



6.3 

 29 



76.3 



53.5 



6 



9 



15 



121.0 



41.3 



30.87, 1932 

 28.73, 1904 



1.84, 1904; 0.98, 1890 



75.0, 1924 

 3.5, 1891 



8.64, 1927; 0.63, 1917 



9, 24; t, 89, 93, 03, 12, 18, 19, 



22, 27, 32 



22, 1921; 2, 1904 

 5,978, 1906; 2,589, 1889 



40, 1915 



85.9, 1907; 63.3, 1932 

 72, 1900, 1927; 34, 1917 

 15, '03; 1, TO, '11, '27 

 16, '12; 4, '89, '30, '32 

 24, '27; 9, '90, '05, '17 

 182, 1903; 66, 1927 



NOTK— The first column in the above summary gives observations u)ade dnrinR the 

 month. The second column erives the averages based on observations made from 18''9 to 

 1928. The third column gives extremes observed from 1889 to 1938 



