XIV 



BOARD OF AGRICULTURE. [Pub. Doc. 



Meteorological Observatory of the Hatch Experi- 

 ment Station (Massachusetts Agricultural Col- 

 lege), Amherst. 



[Latitude, 42° 23' 48.5" X. ; longitude, 72" 31' 10" W. Height of instruments above 

 ground, 51 feet; above sea level, 260 feet.] 



Annual Summary for 1895. 



Pressure (in Inches). 

 Actual maximum reading, 30.55, Dec. IT, 



10 A.M. 



Actual minimum reading, 28.25, Feb. 8, 



7 A.M. 

 Mean reduced to sea level, 30.076. 

 Annual range, 2.30. 



Air Temperature, (in Degrees F.).* 

 Highest, 98, June 20 ; 97, Sept. 23. 

 Lowest, -6, -10, Feb. 6. 

 Mean, 48.5. 



Annual range, 104; 107. 

 Highest mean daily, S3. 4, June 2. 

 Lowest mean daily, 1.2, Feb. 6. 

 Mean maximum, 57.7; 58.8. 

 Mean minimum, 39.9; 35.3. 

 Mean daily range, 17.6; 23.4. 

 Greatest daily range, 41, 45, June 10. 

 Least daily range, 2, Dec. 5; 7, July 16. 



Humidity. 

 Mean dew point, 39.5. 

 Mean force of vapor, 0.431. 

 Mean relative humidity, 74.4. 

 Wind, Prevailing Directions (Per Cent). 

 North-west, 13. 

 South, 12. 

 South-west, 14. 

 North, 10. 

 West, 9. 



Other directions, 45. 

 Total movement, 46,861 miles. 

 Greatest daily movement, 454, Dec. 31. 

 Least daily movement, miles, March 7. 

 Mean daily movement, 12S.4 miles. 



Mean hourly velocity, 5.3 miles. 

 Maximum pressure per square foot, 43 



pounds=93 m. per hour, on Sept. 11, 



at 3 P.M. 



Precipitation (in Inches).* 

 Total precipitation, rain or melted snow 



=44.46. 

 Number of days on which .01 inch or more 



rain or melted snow fell, 119. 

 Total snowfall in inches, 61. 



Weather. 

 Mean cloudiness observed, 49 per cent. 

 Total cloudiness recorded by the sun ther. 



mometer, 2,145 hours, or 47 per cent. 

 Number of clear days, 118. 

 Number of fair days, 110. 

 Number of cloudy days, 137. 

 Bright Sunshine. 

 Number of hours recorded, 2,363 hours= 



53 per cent. 



Dates of Frosts. 

 Last, May 17. 

 First, Aug. 22. 



Dates of Snow. 

 Last, April 3. 

 First, Oct. 20. 



Gales of SO Miles per Hour. 

 Jan. 27, 51 m., W.; Feb. S, 71 m., N. W.J 



March 18, 63 m., N. W.; Sept. 11, 93 



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



17, 52 m., W.; Nov. 21, 67 m., W. N. 



W.; Nov. 26, 5S m., S. W.; Dec. 27. 69 



m., W. N. W.; Dec. 31, 62 m., S. W. 



Compiled by LEONARD METCALF, Acting Meteorologist. 

 JAMES L. BARTLETT, Assistant Observer. 



Crops of the Year. 

 The season opened slowly and was later than usual at the 

 end of March. The ground during April was cold, and no 

 amount of seed had been put into it at the end of the month. 

 Fall seeding generally wintered well. Promise of a light 

 crop of grass on old meadows and dry fields, owing to 



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



