Monthly Summary 



February. 19»6 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.47, 8th 



Minimum 29.40, 4th 



Mean semi-daily 30.086 



Range 1.07 



Air Temperature 



Highest 46, 26th 



Lowest -12,20th 



Mean 18.1 



Monthly range 58 



Highest mean daily . 34.5, 27th 



Lowest mean daily 5.5, 20th 



Mean maximum 27.4 



Mean minimum 8.7 



Greatest daily range 37, 21st 



Least daily range 7, 17th 



Precipitation 



Precipitation. In inches 2.64 



Snow, in inches 16.00 



Maximum precipitation in 24 hrs. 



0.90, 13th, 14th 

 Number of days on which .01 or more 



inches of precipitation fell ... 10 

 Wind (miles) 



Total movement 4,148 



Greatest daily movement 351, 2nd 



L3ast daily movement 31, 16th 



Mean hourly velocity 6 



Maximum velocity for 5 min., 23, 4th 



Wind (direction) 



Prevailing direction nw 



North, days 4 



Northeast, days 



East, days 2 



Southeast, days 1 



South, days 3 



Southwest, days 1 



West, days 6 



Northwest, days 12 



Weather 



Mean relative humidity, per cent. . 64.1 



Mean cloudiness, per cent 48.0 



Number of clear days 16 



Number of fair days ... 2 



Number of cloudy days 11 



Number of hours bright sunshine . 169 

 Percent of possible hours of bright 



sunshine 57.1 



Thunder and Lightning 



Frosts 



30.63 



29.20 



30.03 



1.43 



50.3 

 -7.9 

 23.5 

 58.2 



3.35 



14.27 



10 

 4,833 



7.1 

 29 



67.7 

 50.5 



10 

 8 



10 

 160 



54.1 



31.05, 1920 

 28.56, 1895 



1.89,1900, 1908;.88, 1913, 1931 



65.0, 1930 

 -22.5, 1918 



8.12, 1900; 0.62, 1901 

 48.75, 1893; 2.5, 1912 



15, 1893, 1920; 4, 1901 

 6,445, 1896; 3,438, 1892 



45, 1933 



66, 1890, 1927; 31, 1905 



17, 1924; 2, 1927 



16, 1920; 3, 1890 



16, 1894; 2, 1920 



221, 1924; 110, 1927 



Note— The first column in the above summary gives observations made during the 

 year. The second column gives the averages based on observations made from 1889 to 

 1928, except that humidity record.s are based on observations made from 1929 to 19,S.5. 

 The third column gives extremes observed from 1889 to 1985. 



