3C1 



THE CIVIL ENGINEER AND ARCHITECT'S JOURNAL. 



[NnVEMBEB, 



Quarterly Meteorological Table for the Quarter ending September 30th, 1850. 

 The observations have been reduced to mean values, and tlie hygromctiical results have been deduced from "Glaisher's Tables.' 



fhe mean of the numbers in the first column is 29 G05 inches, and it 

 rppresents tiiat portion of the reading of the haromi-ter rkie to the pressure 

 of air; the remaining portiun, or that due to tlie pressure of water, is 



397 inch: the sum of those two numbers is 30 

 sents the mean reading of the barometer at the 

 qiiuter ending Septemtier 30, 1850. 



00-2 inches, and 

 level of the sea 



It repre- 

 for the 



The highest reading of the thermometer in air was 89° at Uckfield, SS'S" 

 at Linslade, and SS" at Ilartwcll ; and the lowest readioRS were 31'^ at 

 Waliefiehl, and S'i" at Aylesbury and Hartwell. The extrenje range of 

 temperature, therefore, in England, dnrine the quarter, was about (i(j . 



The least daily range of temperature took place at Guernsey, Liverpool, 

 and North Shields; the mean value was 10-1°; and the greatest occurred 

 at Uckfield, Aylesbury, and ll.irtwell, and the mean value was 23 3°. 



The least monthly range of temperature occurred at Guernsey, Liverpool, 

 and Torquay, and tiieir mean value was 23-4°. The greatest monthly ranges 



oci-urred in the vale of Ayleslmry and at Uckfield, and was 45-9°. 



The averaL-e range of temperature in the quarter, at Uckfield, Hartwell, 

 and lliKhfiehl House, was 55°; and at Guernsey, Jersey, and North 

 Shields, was 30-2=. 



Kain fell, on the least number of days, at Jersey and Torquay; and on 

 the greatest number of days, at Wakefield, Stonyhurst, and North Shields. 

 The places where the least tails took place ate London and Truro ; and 

 the mean amouni at those places was 5 3 inches. The largest falls occurred 

 at Whitehaven aud Falmouth, and their average was H'C inches. 



