METEOROLOGICAL OBSERVATORY 



OF THE 



Hatch Experiment Station, 



MASSACHUSETTS AGRICULTURAL COLLEGE, 



Latitude, 42° 23' 48.5" N. Lougitnde, 72° 31' 10" W. 



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



BULLETIN No. 95. 



NOVEMBER, 1896. 



MONTHLY SUMMARY- 



Pressure. In inches. 

 Actual maximum reading, . . 30.58,23d, 10 A. 



Actual miu. reading 29.36, 5th, II P. 



Reduced maximum reading, 30.SG, 23d, 10 a. 



Reducjd miu. reading 29.63, 5th, 11 p. 



Mean reduced to aea level, 30.233 



Monthly range 1.231 



*A.ir Temperature. In Degrees Fahr. 



Highest 69.0; 17th 



Lowest 15., 23d 



Mean, 41.9 



Mean of means of max. and min. 42-2 



Mean sensible(wet bulb), 40.4 



Monthly Range 54.0 



Highest mean daily, 58.5, 27th 



Lowest mean daily, 26.4, 2l8t 



Mean maximum, 51.6 



Mean minimum 32.8 



Mean daily range 18.8 



Greatest daily range, 32.5, 2nd 



Least daily range 7., lStli,2uth 



Humidity. 



Mean dew point 37.7 



Mean force of vapor, 292 



Mean relative humidity . 82.3 



Wind. 

 Prevailing Direction, west south west 

 Summary. 



West, 10 per cent. 



N>rth West 10 " 



West North We.st 13 " 



West. South West 10 " 



South South West, li " 



South South East 10 " 



Other directions, 34 " 



Total movement 4654 m. 



Greatest daily movement, .... 331 m., 5th 

 Least daily movement, . . . . 19 m., Ist, 26th 



Mean daily movement, 155.1 m. 



Mean hourly velocity 6.5 m. 



Maximum pressure per square foot, 15 lba.= 

 55 m. per hour, 6th 1-30 P. West. 



Precipitation. In Inches. 



Total precipitation, 3.03 



Number of days on which .01 inch or more 



rain fell, 10 



Snow total in inches 1.75 



Weather. 



Mean cloudiness observed, ... 59 per cent. 



Total cloudiness recorded by the Sun Ther- 



mometer, ... 188 hours or 64 per cent. 



Number of clear days, 6 



Number of fair days 5 



Number of cloudy days, 19 



Bright Sunshine. 



Number of Hours recorded, 105 hours or 36if 

 Bnin,4th,.ith,8 h, llth.I'th, 14th, 21st, 24th, 



2.5th. 26th, 27th, 28th, 29lh. 

 Gales, of 35 or more miles^per hour, 45ra., 



5th,S.;55m., 6th, W.; 40m., 11th, S.S.W.; 



36m., 27th, S.W. 

 Snotv, 14th, 2l8t, 29th. 



Temperature in ground shelter. 



