1835.] 



Scientific Intelligence, 



479 



V. — Weather at Madras. 



Mean height of the Thermometer and Barometer during the North- 

 East and South West Monsoons, between vl 796 and 1821 ; 



NORTH-EAST MONSOON BETWEEN 1796 & 1821. 



Mean height of the Thermometer from 1796 to 1821, 8r-700 



„ Barometer „ 29-964 in. 



The hottest day, by the mean of observations made during twenty- 

 one years, is the l5th of June, when the mean heat of the thermo- 

 meter w^as 89^-19 ; the mercury varying from 95 -1 to 81^*6 



The greatest heat was 104 i; the minimum heat 64"^. The 

 hottest part of the day is about j hour past noon ; the coolest period 

 is about half after 4 in the morning ; and the mean temperature at 

 7 in the evening and 9 in the morning. — Trans, Royal Asiatic 

 Society y vol. iii. 17. 



