76 Augiift 1749. 



niiary the greatefl cold was on the 18 th day 

 of the month, when the Reaumurian ther- 

 mometer was twenty-three degrees below 

 the freezing point. The leafl: degree of cold 

 was on the 3ifl: of the fame month, when 

 it was juft at the freezing point, but moil: 

 of the days of this month it was from 

 twelve to fifteen degrees below the freez- 

 ing point. In Feb?'uary the greatefi cold 

 was on the 19th, and 25th, when the ther- 

 mometer was fourteen degrees below the 

 freezing point ; and the leaft was on the 

 3d day of that month, when it rofe eight 

 degrees above the freezing point; but it 

 was generally eleven degrees below it» In 

 March the greatefi cold was on the 3d, 

 when it was ten degrees below the freez- 

 ing point, and on the 22d, 23d, and 24th, 

 it was mildefl, being fifteen degrees above 

 it : in general it 'vvas four degrees below it. 

 In Ap7il the greateft degree of cold hap- 

 pened on the 7th, the thermometer being 

 five degrees below the freezing point ; the 

 25th was the miidefl: day, it being twenty 

 degrees above the freezing point ; but in 

 general it was twelve degrees above it. 

 Thefe are the contents chiefly of Monf. Fon- 

 tarion% obfervations during thofe months ; 

 but I found, by the manner he made his ob- 

 fervations, that the cold had every day been 



from 



