1820.] Dr. Bumefs MdeorologkalJournalhept atGosport. 431 



ANNUAL RESULTS. 



Barometer. 



Inches. 



Greatest barometric pressure, Sept. 2L Wind, N.E. . . 30-50 



Least ditto, April 16. Wind, S 29-09 



Extreme range of the mercury oo Si 



Annual mean barometric pressure 29-o»l 



Ditto ditto at 8, a. m S 07? 



Ditto ditto at 2, p. m o^ S! 



Ditto ditto at 8 p. m : • • j!;}'^J\ 



Mean pressure for 190 days, with the moon mN. decimation 29-9 1 1 

 Mean pressure for 175 days, with the moon inS. declination 29-851 



Greatest range of the mercury in January 1"290 



Least range of the mercury in June 0-680 



Greatest variation in 24 hours in February 0-830 



Least variation in 24 hours in September 0-340 



Spaces described by the rising and faUing of the mercury 65-190 

 I^umber of changes caused by the variations in the weight 



of the atmospheric column 280 



Thermometer. 



Greatest.thermometrlcal heat, July 31. Wind, N.E 83-00=> 



Greatest cold, Dec. 29. Wind, N 15-00 



Extreme range of the thermometer 68-00 



Annual mean temperature of the atmosphere 52-10 



Ditto ditto at 8 a. m ^0*53 



Ditto ditto at 2 p. m ^^-62 



Ditto ditto at 8 p.m 50-84 



Greatest range in October o nn 



Least range in January and March -.5-00 



Annual mean range on nn 



Greatest variation in 24 hours in June S ?p. 



Least variation in 24 hours in January I'-UO 



De Luc's Whalebone Hygrometer. 



Greatest humidity of the atmosphere several times 100-0° 



Greatest dryness of ditto, Sept. 1 . Wind, N.W 39-0 



Extreme range of the index orO 



Annual mean state of the hygrometer at 8 a. m 76-3 



Ditto ditto at 8 p.m ^^'1 



Ditto ditto at 2 p.m o7-8 



Ditto ditto at 8. 2, and 8 o'clock 73-7 



Greatest mean humidity of the atmosphere in Dec 81-7 



Greatest mean dryness of the atmosphere in May 66-3 



