38 Dr. C. Smallwood's contrihtctions to 



The following table shows the Mean Temperature for each month. 



January.... 10°.43May 51°. 86 



February... 18°. 25 June 65°. 83 



March.'.... 21°. 94 July 67°. 66 



April 38°. 99' August 66°. 84 



September. 5 8°. 06 



October 46°. 64 



November... 33°. 60 

 December... 20°. 54 



July was the warmest month, but was 6°92 degrees colder than 

 the mean temperature of J uly for a series of years. 



The temperature of the Winter Quarter was 12°28 degrees, for 

 the Spring Quarter 34°29 degrees, for the Summer Quarter 66°77 

 degrees, and for the Autumn Quarter 46°10 degrees ; the tempera- 

 ture for the same period of last year (1860) was Winter Quarter 

 12°59 degrees, Spring Quarter 45°55 degrees. Summer Quarter 

 6'7°63 degrees, and Autumn Quarter 46°49 degrees. A thermo- 

 meter sunk 18 inches in the ground showed a temperature of, in 

 May 49°9, in June 59°8, in July 60°0, in August 66°0, in Sep- 

 tember 58^0, in October 53^0, and in November 4Y°4' The 

 range of temperature or climatic difference exceeded by 19*^2 

 degrees the range of 1860 ; below is a table of the climatic differ- 

 ence for each month of 1861 : — 



January 66 .5 



February 90°. 3 



March 65°. 5 



April 55°. 3 



May 42°. 9 



June 59°. 6 



July 51°. 8 



August 4 3°. .3 



September... 44°, 6 



October 42°, 4 



November 28^.6 



December ... 56^.9 



February shows an excessive range of temperature ; this was 

 owing to the excessive cold term of that month; November shows 

 the least climatic change, and this is rather unusual for November ; 

 the range for November 1860 was 5 9 "^4 degrees, the mean range 

 for November for a series of years being 6l°l degrees ; the 1st 

 frost of the Autumn occurred on the 5th of September ; a sudden 

 fall of temperature took place in March, at 2 p.m. on the 16th 



