152 



Transactions of the Canadian Institute. [vol. ix 



White River. 



Temperature. 



Mean Mean i ] Daily 



High. Low. j Mean Range 



January 16.0 



February... .] 17.0 



March 28.0 



April I 48.0 



May 62.4 



June 70.8 



July 74.6 



August 70 . 2 



September. . 61.2 



October 48.1 



November.. . 31 .3 



December. . . 19.0 



-12. 

 -13. 



—2 



20, 



34, 



41 



47, 



44 



38.5 



28.7 



14.0 

 —6.2 



1.7 

 1.7 

 12.6 

 34.1 

 48.4 

 56.3 

 60.9 

 57.3 

 49.9 

 38.4 

 22.6 

 6.4 



32.5 



28.5 

 30.5 

 30.9 

 27.8 

 28.0 

 29.0 

 27.4 

 25.8 

 22.7 

 19.4 

 17.3 

 25.2 



Absolute. 



Max. Min 



44 

 47 

 54 

 79 

 90 

 95 

 97 

 87 

 91 

 76 

 69 

 54 



—58 



—55 



—50 



—23 



—11 



23 



28 



26 



14 



— 1 



—43 



—57 



No. 



days 



R or S 



17 

 14 

 13 

 12 

 15 

 11 

 13 

 14 

 16 

 15 

 19 

 17 



Rain- 

 fall 



Snow- 

 fall. 



16.9 



14.8 



15.1 



8.0 



3.8 



Total 

 Precip 



1.73 

 1.45 

 1.70 

 1.80 

 2.45 

 2.39 

 2.67 

 3.03 

 2.86 

 2.50 

 2.34 

 1.79 



92.2 26.71 



Frost in every month of nearly every year. 



Abitibi, Que. 

 1897 to 1910— Summer temp. 57.2° 

 3 mo. 61.1-= 



January 



February. . . . 



March 



April 



May 



June 



July 



August 



September . . 



October 



November. . . 

 December . . . 



Temperature. 



Mean Mean Daily 



High. Low. Mean Range 



12.5 



14.2 



28.2 



40.3 



54.6 



67.9 



72, 



68, 



60 



47, 



31 



16 



-11.3 



-11.0 



1.6 



21.0 



36.4 



49.3 



55.5 



52.3 



44.7 



32.1 



18.2 



—1.4 



0.6 

 1.6 

 14.9 

 30.6 

 45.5 

 58.6 

 64.0 

 60.6 

 52.5 

 39.6 

 24.6 

 7.6 



33.4 



23.8 

 25.2 

 26.6 

 19.3 

 18.2 

 18.6 

 17.1 

 16.6 

 15.5 

 15.1 

 12.9 

 18.0 



Absolute 



Max. Min 



42 

 46 

 62 

 70 

 94 

 94 

 94 

 86 

 87 

 76 

 68 

 48 



—46 



—44 



—42 



—20 



8 



28 



35 



34 



26 



15 



—16 



—45 



Total 

 Precip 



98.8 27.96 



Average date of last frost, June 8th. 

 Average date of first frost, September 14th. 



