ON SUNSPOT8 AND BAINFALL. 



243 



* Interpolated. 



The maximum rainfall occurs about two years after the maximum of 

 sunspots, and the minimum rainfall near the time of minimum sunspots. 



The mean of the cycle, and also for the period 1824-36, is 41*9 inches. 



36. By the converse arrangement, the rainfall of New Bedford is least 

 near the epoch of minimum sunspots, but generally the variation is 

 irregular. 



VI. — Rainfall at Stations in India compared with the Sunspots. 

 As yet the rainfalls of only a few stations in India have been examined. 



Table XXI. — Rainfalls of India. — Maximum years in 6th line. 



The mean rainfalls of Bombay and Madras are taken from 1824 to 

 1836 ; of Bombay, Madras, and Calcutta from 1832 to 1855 ; and of 

 Bombay, Madras, Calcutta, and Nagpur from 1855 to 1867. 



37. In the year of maximum sunspots the rainfall is somewhat below 

 the average, and there seems to be a tendency to a double oscillation of the 

 rainfall during the sunspot period, the principal maximum occurring a 



E 2 



