MONTHLY SUMMARY 



February, 1946 



Barometer, in inches 



(, Readings reduced to sea level) 



Maximum .-... 30.61, 5th 



Minimum _......_ _ ___.._ 29.23, 14th 



Mean semi-daily 30.019 



Range „_..__ _ -.- 1.38 



Air Temperature, in decrees F. 



Highest --. - --. 51, 14th 



Lowest -S, 4th 



Mean 22.6 



Range ^. 59 



Highest mean daily 41, 14th 



Lowest m.ean daily 8.5, 4th 



Mean maximum 32.5 



Mean minimum 12.7 



Greatest daily range 33, 4th 



Least daily range 6, 27th 



Precipitation, in inches 



Precipitation — 3.52 



Snow _...^... .18.30 



Maximum precipitation in^ 24 hours 



1.13, 20th 



Number of days with .01 or more .. 9 



Wind, in miles 



Total movement 5330 



Greatest daily movement .499, 21st 



Least daily movement 38, 23rd 



Mean hourly velocity 7.9 



Maximum velocity 50, 20th 



Wind, direction 



Prevailing direction W 



North, days 



Northeast, days _ 



East, days ._ 



Southeast, days 7 



South, days 1 



Southwest, days 



West, days 10 



Northwest, days 10 



Weather 



Mean relative humidity, percent 63 



Mean cloudiness, percent .50 



Number of clear days 14 



Number of fair days 5 



Number of cloudy days 9 



Number of hours bright sunshine 174 



Percent of possible hours of bright 



sunshine ...58.8 



riiunder and lightning _ — 



Normal 



Extremes 



30.63 



29.24 



M.04 



l.o8 



50.5 

 -7.4 

 23.7 

 58 



32.S 

 14.S 



3.19 

 13.99 



10 



4776 



7.1 

 31.7 



WNW 



66.6 



50.9 



10 



8 



10 



158 



53.4 



'00, '( 



31.05, 1920 

 28.56, 1895 



.88, '13, '31 



65.0, 1930 

 -23, 1943 



8.12, 1900; 0.62, 1901 

 48.75, 1893; 0.50. 1937 



15, '93, '20; 4, 1901 

 6445, 1896; 3438, 1892 



48, 1934, 1937, 1944 



66, '90, '27; 31, 1905 



19. 1941 ; 2, 1927 



16, 1920; 2, 1936 



16. 1894; 2, 1920 



221, 1924; 110, '27, '38 



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 1938, except that humidity records are based on observations made from 

 1929 to 1938. The third column gives extremes observed from 1889 to 1945. 



