MONTHLY SUMMARY 



OCTOBER 1952 



Barometer, in inches 



(Readings reduced to sea level) 



Maximum 30.375, 26th 



Minimum 29.614. 28th, 29th 



Mean semi-daily 30.024 



Range 0.761 



Air Temperalure, in Degrees F. 



Highest 76.0, 6th 



Lowest 21.0, 26th 



Mean 50.6 



Range 55.0 



Highest mean daily 66.0, 6th 



Lowest mean daily 37.0, 29th 



Mean maximum 61.7 



Mean minimum 39.2 



Greatest daily range 35.0, 26th 



Least daily range 40, 28th 



Degree-days of heating load for month. 446 

 Degree-days cumulative for season 557 



Precipitation, in inches 



Precipitation 1.07 



Snow — 



Maximum precip. in 24 hrs 0.50 



Number of days with .01 or more 3 



Wind, in miles 



Total movement 3344 28 days 



Greatest daily movement 242, 29th 



Least daily movement 14, 9th 



Mean hourly velocity 4.98 



Maximum velocity 32. niph., 24th 



Wind, direction 



Prevailing direction NW 



North, days 3 



Northeast, days - 



East, days 2 



Southeast, days 6 



South, days 4 



Southwest, days 3 



West, days 5 



Northwest, days S 



Weather 



Mean relative humidity, percent 71.0 



Mean cloudiness, percent 31.'.' 



Number of clear days 19 



Number of fair days 5 



Number of cloudy days 7 



Number of hours bright sunshine 



Percent of possible hours of 



bright sunshine - 



Thunder and lightning 2nd 



First Frost 1 1th 



Normal 



30.53 



29.42 



30.06 



1.11 



79.4 

 23.4 

 50.5 

 56.0 



3.29 



4074 



5.4 

 29.5 



W 



69.0 

 48 

 10 

 10 

 11 

 175.0 



Extremes 



30.68, 1929 

 29.00, 1926 



1.47, 1926; 0.76, 1899 



90.5, 1908 



17, 1936 



57.4, 1947; 43.2. 1890 



8.81, 1911; 0.01, 1924 

 15, 1913; 1, 1897, 1924 



5467. 1910; 2540, 1894 

 42, 1937 



67, 1932; 18 



21, 1938; 1 



17, 1924; 3 



19. 1896, 3 



232. 1923, 1938; 91 



1924 

 1911 



1938 

 1924 

 1913 



Note — The first column in the above summary lists observations made during the month. 

 The second column lists the averages based on observations made from 1889 to 1938, 

 except that humidity records are based on observations made from 1929 to 1938. The 

 third column lists extremes observed from 1889 to 1951. 



