Monthly Summary 



February, 1933 



Normal 



Extremes 



Barometer 



(Readings reduced to sea level) 



Maximum 30.65, 10th 



Minimum 29.31, 8th 



Mean semi-daily 29.949 



Range 1.34 



Air Tempera (lire 



Highest 63, 8th 



Lowest -7, 13th 



Mean 28.6 



Monthly range 70 



Highest mean daily 44.5 2nd 



Lowest mean daily 10, 12th 



Mean maximum 37.2 



Mean minimum 20.0 



Greatest daily range 47, 8th 



Least daily range 6.0, 20th 



Precipitation 



Precipitation. In inches 3.58 



Snow, in inches 19.00 



Maximum precipitation 24 hrs. 1.01, 



25th, 26th 

 Number of days on which .01 or more 

 inches of rain fell 8 



Wiiul (miles) 



Total movement 6,029 



Greatest daily movement 475, 27th 



Least daily movement 67, 14th 



Mean hourly velocity 8.9 



Maximum velocity for 5 min. ... 45, 21st 



(corrected to conform to H cup anemometer) 



Wind (direction) 



Prevailing direction sw 



North, days 



Northeast, days 



East, days 1 



Southeast, days 11 



South, days 1 



Southwest, days 



West, days 6 



Northwest, days 9 



Weather 



Mean relative humidity, per cent . . 61 



Mean cloudiness, per cent 57 



Number of clear days 13 



Number of fair days 10 



Number of cloudy days 5 



Number of hours bright sunshine 183.3 

 Percent of possible hours of bright 



sunshine 62 



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 



77.9 

 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 



42. 1912 



90, 1889; 66.8, 1902 



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 summar.v give.s observations made during- the 

 ii\onth. Tlie second column irives theaverayes ba.sed on observations made from l»-!ito 

 l'.)i'«. Tlie tliird ((iliimn itives extremes observed from 1KJ<1» to 1II32. 



