Annual Summary for 1898. 



Pressure. In inclies. 



Maximum reduced to freezing 30.45 Mar. 26th, 7 A 



Minimum reduced to freezing 28.69 Feb. 19th, 6 a 



Maximum reduced to freezing and sea-level, . • . . 30.76 Mar. 26th. 7 a 



Minimum reduced to freezing and sea-level, 29.01 Feb. J6th, 6 a 



Mean reduced to freezing and sea-level, 30.008 



♦Annual range l-^S 



*Air Temperature. In degrees Fabr. 



Highest 96.5 July 3d 3 P 



Lowest —19.0 Feb. 3rd 6 A 



Mean, 47.5 



Mean of means of max. and min 47.5 



Mean sensible (wet bulb) 45.2 



Annual range • . . . . 115.5 



Highest me;ui daily, 81.6 July 3rd 



Lowest mean daily, —2.0 Jan. 30th 



Mean maximum, 57.7 



Mean minimum, ... ■ 37.4 



Mean daily range 20.3 



Greatest daily range, 40.0 Feb. 3d 



Least daily range, 2.5 April 5th 



Biimidity, 



Mean dew point, 4.16 



Mean force of vapor 420 



Mean relative humidity, 79.8 



Wind. 



Prevailing Direction, West, or S. 86° W. 



Summary. 



South, . . . • 15 per cent. 



West, 13 



North West 12 



South South West 11 



South West 10 



North 9 



Other Directions 30 



Total movement, 48,425 m. 



Greatest daily movement, . . 675m., Nov. 27 



Least daily movement 4m. Jan. 18 



Mean daily movement, 133 m. 



Mean hourly velocity, 5.5 



Maximum pressure per square foot 30.5 lbs. 

 78m. per hour on Sept 7th, 1.30P S.W. 



Precipitation. In inches. 

 Total precipitation, rain or melted snow 63.89 

 Number of daj's on which .01 or more 



rain or melted snow fell, 135 



Snow total in inches, 69.5 



Weather, 



Mean cloudiness observed 6O54 



Total cloudiness recorded by Sun Ther- 

 mometer, 2317 hours=52.!4 



Number of clear days • . 78 



Number of fair days, 138 



Number of cloudy days, 149 



Bright Sunshine. 



Number of hours recorded, 2159 hours== 48?t 



Dates of J'rosts. 



Last, April 27th 



First Sept. 2l8t 



Dates of Snow. 



Last April 6th 



First, Nov. 24th 



Total days of sleighing .85 



Oales of 50 or More Miles Per Hour, 

 Jan. 3d, 67m. N,W. ; 24th, 56m. N.W. ; 

 .Ware/* 20th, 56m. W. 

 May Sth, 60m. N. E. 

 .TuUj. SOth, 59m, S.W. 

 Jmj/. 23(1,. 51m. N.W. 

 Sept. 7th, 7Sm. S.W. 

 Nov. 11th, 55m. W. 27lh, 62m. N. 

 Dec. 4th, 75m. W., 5th, 73m. E.S.E., 31st, 50m. 

 N.N.E. 



* Temperature in groun:l shelter. 



J. E. OSTRANDKR, Meteorologist. 



A. C. MONAHAN, Observer. 



