METEOROLOGICAL OBSERVATORY 



Hatch Experiment Station, 



MASSACHUSETTS AGRICULTURAL COLLEGE, 



Lutitiide. 42° 23' 48.5" N. Loiioitiide, 72° 31' 10" \V. 



Height of instruments above groimd, 51 ft. Above sea level, 260 ft. 



ANNUAL SUMMARY FOR 1895. 



Pressure. In inches. | Mean hourly velocity, 5.3 miles 



Actual uiaxiiiiuui reading, 30.55, Dec. 17, 10a ! Maximum pressure per square foot,431bs. 

 .\ctual niininiuni rfadiujyc, •28.2i}, Feb. 8th, 7 a 

 Mean reduced to sea level, 30.070 



=!« m. per hour, on Sept. llth at 3 p. m. 

 * I'recipitation, In inches. 



Total i)reeii)itation, rain or melted snow = 



44.40. 

 Nninberof day.s on which .ill inch or more 



rain or melted snow fell Hi) 



.\nnual range, i-'-iO 



*.4ir Temperature. In Degrees Fahr. 



Highest !»8', .June -iOth; !I7°, Sept. 23d 



Lowest, -0, -10, Feb. 0th 



>Iean, 48.5 i T"t"l snowfall in inches, 01 



.Vnnual range, 104; 107 



Highest mean dailj-, 83.4", June 2d 



Lowest mean daily, 1.2°, Feb. 0th 



Mean maximum, .)7.7; 58.S | 



Mean minimum, 39.9; 35.3 I 



Mean daily range 17.0; 23.4 



(Greatest daily range, . . . 41°, 45°, .June 10th 

 Least dailv range. . 2° Dec. 5th; 7° -lulv loth 



Utiniidity ■ 



Weather, 



Mean cloinliness observed, XW} 



Total cloudiness recoriled by the Sun Ther- 

 mometer, 2145 hours, or 47^;. 



Number of clear days, us 



Number of fair days, Jio 



Number of cloudy daj-s, 137 



Jiriyht Sunshine. 



J. .,,. . Number of hours recorded, . . 2;i03 lirs^.i;!'. 



Mean dew poin 



Mean force of vapor, 0.431 



Mean relative humidity, 74.4 



Wind. 

 I'rerailiiiff Dirictiona. 



North west, 1:1^; 



South 125e 



South west, 14?b 



North, 10^ 



West, OTr 



Other directions, Aiy^i 



Total movement, 40,801 miles 



Greatest daily movement, . . 4.54, Dec. 31st 

 Least daily movement, . miles, 3Iarch 7th 

 Mean daily movement, 128.4 miles 



Dates of frosts. 



Last May 17th 



First, Aug. 22(1 



Dates of Snoif. 



Last \pril.Jd 



First, Oct. iotli 



Gales of oO Miles per Hour. 

 .Ian. 27th, .51 m., W.; Feb. Sth, 71 m., N. W.; 



March 18th, 03 m., N. W.; Sept.Uth, 93m. 



N.E.; Oct. 13th, .53 m., N. E. ; Oct. 17th, 



.■)2m.W.; Nov.21st, 07 m., W.N.W.; Nov. 



20th, .58m., S.VV.; Dec. 27th, 09m., W.N.AV 



Dec. 31st, 02 m., S. W. 



Coinpiled hy 



Leonaku Metcalf, Acting Meteorologist. 

 .James L. Baktlett, Asst. Observer. 



*The first figures denote readings at top of tower, the second at base. 



