of Meteorological Objervations. 267 
the fummer, as well as a more copious crop of after- 
grafs than they have in the fouthern parts of this 
ifland; and points out the fuperior excellence of this 
' country forthe purpofe of grazing. The natural ad- 
vantages which it poffeffes in this refpect, have per- 
haps given rife to that fine breed of horned cattle, for 
which Lancafhire has always been famed. 
The relative wetnefs and drynefs of the different 
months, appears to be in proportion to the amount of 
the rain that has fallen in the fame months of the 
feveral years. Iam, however, inclined to think, ~ 
that upon a longer obfervation the month of Auguft 
will not average fg much rain; as it now ftands fo 
high, owing to a thunder fhower in the year 1785, 
when near fix inches perpendicular fell in the courfe 
of a few hours. It was by far the heavieft rain I have 
feen, and its influence was not extended many miles 
_ fouth of the town. 
Among the papers which I received from Dr. Per- 
cival, isa regifter of the wet and fair days for 18 
years, beginning with 1769; by Mr. John Poole, of 
Rhodes, five miles north-eaftward of Manchefter, on 
the Rochdale road. In this regifter is put down the 
number of-wet and fair days in each month during 
. Lia the 
