Metem-ological Summary for 1831.— Hampshire. 313 



ANNUAL RESULTS FOR 1831. 



Barometer. Inches. 



Greatest pressure of the atmosphere, January 7. Wind N.E. 30-640 

 Least ditto ditto Dec. 7. Wind S.W. 29-012 



Range of the mercury 1-628 



Annual mean pressure of the atmosphere 29-914' 



Mean pressure for 183 days with the moon in North decl. 29-888 



. for 201 days with the moon in South decl. 29-917 



Annual mean pressure at 8 o'clock A.M. : 29-917 



. T at 2 o'clock P.M 29-900 



. at 8 o'clock P.M 29-917 



Greatest range of the mercury in January 1*565 



Least range of ditto in June 0-560 



Greatest annual variation in 24 hours in January 0-828 



Least of the greatest variations in 24 hours in July . . 0-259 



Aggregate of the spaces described by the rising and falling 



of the mercury 60*4;32 



Number of changes 219' 



Six's Thermometer. Degrees. 



Greatest thermometrical heat, July 9. Wind W 79 



. : cold, January 25. Wind N 25 



Range of the thermometer between the extremes 54. 



Annual mean temperature of the external air 53-00 



. 1 . at 8 A.M. . . 51-43 



. at 8 P.M. . . 51-88 



.— at 2 P.M. . . 57-16 



Greatest range in May 37-00 



Least of the greatest monthly ranges in August 25-00 



Annual mean range 28-83 



Greatest monthly variation in 24 hours in April 24-00 



Least of the greatest variations in 24 hours in December . . 13-00 

 Annual mean temperature of spring-water at 8 o'clock A.M. 51-22 



De Luc's WJialebone Hydrometer. Degrees. 



Greatest humidity of the atmosphere in July 100 



Greatest dryness of ditto in June 40 



Range of the index between the extremes 60 



Annual mean state of the hygrometer at 8 o'clock A.M.. . 72-2 



at 8 o'clock P.M. . . 75-7 



. at 2 o'clock P.M. . . Go-d 



at 8, 2, and 8 o'clock 7 1 -2 



Greatest mean monthly humidity of the atmosphere in Dec. 82-1 

 dryness of ditto in June 60-9 



N. S. Vol. 11. No. 64. April 1832. 2 S Posiiioti 



