Annual Summary for 1919. 



Pressure. In inches. 



Maximum reduced to freezing, 



Minimum reduced to freezing 



Maximum reduced to freezing and sea-leveli . . . 

 Minimum reduced to freezing and sea-level, . . . 

 Mean semi-daily reduced to freezing and sea-level, 

 Annual range, 



30.61, Mar. 15th, S A. 

 28.89. Mar. 28th, 12 M. 



30.92, Mar. 15th, 8 a. 



29.20, Mar. 2Sth, 12 m. 



30-034 



1-72 



*Aii' Temperature. In degrees Fahr. 



Highest, loi.o, June 3d, 4 P. 



Lowest, —9-0, Dec. iSth, 7 A. 



Mean hourly, 48.3 



Mean of means of max. and min., 48.5 



Mean sensible (wet bulb) , 43-6 



Annual range, iio.o 



Highest mean daily, S5.4, July 5 



Lowest mean daily —0.7, Dec. 18 



Mean maximum, 5S.8 



Mean minimum, 38.2 



Mean daily range, 20.6 



Greatest daily range 43-5. June 13 



Least daily range, 3-o, Dec. 9 



Huiuullty. 



Mean dew point, 39.8 



Mean force of vapor, 390 



Mean relative humidity, 77- 5 



Wind. 



Total movement 52.335 m 



Greatest daily movement, .... 5S0 m.. Mar. 29 



Least daily movement 3 m., Dec. 18 



Mean daily movement, 143 ni 



Mean hourly velocity, 6.0 m 



Maximum pressure per square foot, 14.0 lbs., 



53 m. per hour. Mar. 28, 10 r., N.W. 

 Maximum velocity for 5 minutes, 36 m. per 



hour, Jan. 11, 7 A. N.W. ; Dec. 25, 9 A. N. 



Prevailing direction, West. 



Summary. 



South Southwest 13 per cent 



South 14 " " 



Northw-est 11 " " 



North II " 



Other directions, 51 " " 



Precipitation. In inches. 

 Total precipitation, rain or melted snow, . 41.42 



Snow total in inches, 24.50 



Number of days on which .01 or more rain 

 or melted snow fell, 132 



Weather. 



Mean cloudiness observed, 4S per cent. 



Total cloudiness recorded by Sun Thermom- 

 eter, 1S31 hrs.=42 per cent. 



Number of clear days, 130 



Number of fair days, 131 



Number of cloudy days 104 



Briglit Suiisiiine- 



Number of hours recorded, 2569 hrs.=58 per cent. 



Dates of Frosts. 



Last May ith 



First, Sept. i8th 



Dates of Snow. 



Last April 25th 



First Nov. 5th 



Total days of sleighing 23 



Gales of 50 or More Miles Per Hour. 



Jan. nth, 50m., N.W.; Mar. 2Sth, 53m., N.W.; 

 Dec. loth, 50m., N.W.; Dec. 25th, 51m., N. 



Temperature in ground shelter. 



G. A. SMITH, 



Observer. 



J. E. OSTRANDER, 



Meteorolozisi. 







