188 Mr. J. Glaisher's Remarks on the Weather 



Thunder-storms occurred at Whitehaven on October 9, 23, 

 28, 29, November 22, December 1 ; at Preston on Dec. 1 ; 

 at Stonyhurst on December 9, distant thunder and lightning 

 were noticed. Thunder was heard at Exeter on October 22 

 and on December 1. Lightning was seen at Truro on Oc- 

 tober 16, at Stone on October 28, at Saffron Walden on De- 

 cember J and 6, at Durham on October 18 and 28, at White- 

 haven on December 2, at Greenwich on October 25, and at 

 Stone on October 6 and November 3. 



Hail fell at Truro on October 18, November 4, 7 and 8, 

 at Greenwich on December 1, at Exeter on December 23, at 

 Whitehaven on October 23, 28, 29, December 1 and 4. 



Sno'w fell at Exeter, Empingham, and Saffron Walden on 

 October 18, at Truro, Southampton, Greenwich, and Em- 

 pingham on November 4, at Truro on November 7 and 8, at 

 Hartwell on November 23 and December 2, and at Exeter 

 on December 23. 



Solar halos were seen at Maidenstone Hill, Greenwich, on 

 October 5, 24, 29, and November 25 ; at Stone on Nov. 30 ; 

 at Greenwich on October 24 ; at Highfield House on Oct. 1, 

 4, 18, 29, and December 2. 



On November 8 a mock sun was seen at Highfield House. 



Limar halos were seen on October 8, December 2, 4, 10 

 and 12. 



Large and continuous falls of rain. — On October 23, at 

 Latimer Rectory, rain to the depth of 1*7 inch fell in twenty- 

 four hours following 9 a.m. 



At Falmouth, on December 27, there was a heavy fall of 

 rain ; in a few hours 1*5 inch fell. At Truro, on December 27, 

 rain fell to the depth of 2*1 inches. In some parts of the 

 county of Cornwall the fall of rain on December 27 exceeded 

 2 inches; at Penzance more than 2 inches fell. Great da- 

 mage was done by the consequent floods. 



The mean monthly values of the several subjects of research 

 for the times of observations are appended to the report of 

 the Registrar- General. 



The monthly mean temperatures in the counties of Cornwall 

 and Devonshire exceeded those at other places; but there 

 seems to have been a good deal of bad weather in these coun- 

 ties, and more snow, hail and sleet seems to have fallen in 

 these counties than elsewhere. 



The readings of the barometer till October 4 were between 

 29-5 inches and 29*7 inches ; after October 4 it steadily in- 

 creased, and passed the point 30 before noon on the 5th, and 

 remained above this point until the 7th ; the highest reading 

 was 30-062, and took place at 9^ a.m. on the 6th. Between 



