154 ON THE PERIODIC AND NON-PERIODIC VARIATIONS 
Table IV. Non-Periodic Variations of the Temperature at Toronto, from January 
1841 to December 1852 inclusive. 
Daily tem- 
perature de- 
rived from 
the monthly 
mean of the 
12 years 
(1-) 
r 1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
|<16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
25-2 
25-2 
25-1 
25-1 
25-1 
25-1 
25-1 
25-1 
25-1 
25-1 
25-0 
25-0 
25-0 
25-0 
25-0 
24-9 
24-9 
24-9 
24-8 
24-8 
24-7 
24-7 
24-6 
24-5 
24-5 
24-4 
24-3 
24*3 
24*2 
24*1 
24-0 
Difference on each day of the twelve years from the temperature derived from the monthly 
; Me&n 
1841. 
(2.) 
- 9-6 
- 9-6 
Sunday- 
- 18-4 
- 4-8 
+ 11-5 
+ 10-6 
- 3-4 
- 2-2 
Sunday. 
+ 5^ 
+ 
+ 
+ 
1842. 1843. 
(3.) 
+ 8-2 
Sunday 
— 9-6 
— 3 
— 11 
+ 7 
+ 0-2 
+ 2'5 
Sunday, 
0-9 
4-4 
0-1 
3-7 
6*5 
■+.11-2 
Sunday. 
— 22-5 
— 15-4 
— 0-1 
+ 4-7 
-f 0-8 
+ 4-6 
Sunday. 
+ 4*8 
4" 5*8 
+ 10*5 
-4- 4*0 
+ 8*4 
+ 4*5 
Sunday 
Sunday. 
1*3 
— 14*7 
— 7-2 
+ 3*3 
+ 11*8 
+ 13*4 
Sunday 
+ 
5*7 
1 
- 6 
+ 9 
0 
Sund 
+ 9 
-f 10 
+ 12 ' 
+ 10*4 
+ 1*3 
— 12*3 
Sunday 
— 3*2 
+ 9-1 
+ 5*6 
— 3*0 
+ 12*0 
+ 16*2 
Sunday, 
+ 8*2 
(4.) 
1844. 1845. 
(5.) 
(6.) 
+ 
+ 
+ 
2*9 
7*8 
5*6 
7*4 
2-0 
1*3 
Sunday 
- 1*6 
+ 1*4 
+ 11*1 
+ 14*8 
+ 13*3 
+ 18*8 
Sunday. 
+ 9-1 
+ 7*4 
- 10*1 
- 7*8 
+ 3*1 
— 0*3 
Sunday, 
+ 6-0 
+ 6*4 
- 0*1 
+ 8*1 
+ 7*4 
— 2*6 
- 4*8 
+ 1*6 
Sunday 
— 10*6 
- 1*7 
— 4*4 
- 5*9 
+ 10*3 
+ 5*5 
Sunday. 
+ 7-6 
+ 12*5 
+ 2*9 
— 0*8 
— 9-4 
— 14*7 
Sunday 
— 1*9 
+ 12*7 
— 10*5 
— 25*8 
-25*5 
-24*7 
Sunday 
-20*9 
— 15*4 
-18*9 
1846. 
1847. 
{7.) 
+ 9*9 
+ 5*4 
+ 12*4 
+ 10*2 
Sunday. 
7*i 
1*4 
+ 4*4 
+ 7-2 
+ 3*6 
+ 1*0 
Sunday 
— 8*2 
- 7*5 
+ 4*7 
- 0*7 
- 5*3 
- 10*2 
Sunday. 
+ 2*1 
+ 6*3 
+ 1*5 
+ 8-2 
+ 10*7 
- 0*4 
Sunday 
+ 9*1 
+ 11*4 
+ 0*5 
- 8*3 
- 18*1 
+ 8*5 
+ 9-0 
+ 7*8 
Sunday. 
+ 4*8 
+ 8*1 
+ 10*3 
+ 6*9 
+ 3*9 
+ 4*7 
Sunday. 
- 4*0 
- 3*8 
+ 3*1 
+ 10*3 
- 0-7 
-16*4 
Sunday. 
-14*7 
- 5*2 
- 7-3 
-13*6 
- 9-0 
+ 4*1 
Sunday. 
+ 8*i 
- 0*3 
+ 9-8 
+ 11*7 
+ 12*3 
- 9*1 
(8.) 
+ 9*8 
+ 10*2 
Sunday, 
+ 11-7 
+ 10*2 
+ 6*4 
- 4*6 
- 15*4 
- 9*4 
— 14*4 
- 8*1 
-f- 7-6 
+ 11*8 
+ 15*0 
- 1*0 
Sunday 
+ 3*7 
— 16*2 
- 9*1 
- 16*8 
- 9*9 
+ 2*5 
Sunday 
+ 0*5 
+ 1*1 
- 14*5 
1848. j 
1849. 
1850. 
1851. 1 
1852. 
ference. 
(9.) 
(10.) , 
(11.) 
(12*) 1 
(13.) 
(l4.^ 
+ 19-0 
— 11*2 
O 
- 3*7 
O 
- 2*0 
+ 6*4 
— o.* 
Sunday. 
-26*0 
— 5*1 
— 3*8 
- 2*3 
— 0'5 
+ 11*5 
-17*0 
- 2*7 
- 9*5 
— 2*1 
-!•: 
- 1*1 
- 6-4 
- 3*9 
— 11*0 
Sundav. 
-3*2 
— 0*1 
— 4*1 
— 4*2 
Sundav. 
— 1*4 
-1*3 
-13*4 
— 6*5 
Sundaj*. 
+ 2*5 
— 4\ 
-1*6 
- 3*3 
Sunday. 
+ 4*5 
— 3*1 
— 15*8 
-rl*l 
+ 4*6 
- 1*7 
+ 3*1 
+ 1*4 
- 3*3 
-1-0 
Sunday. 
— 15*4 
+ 8*0 
+ 11*8 
+ 2*2 
— 21*3 
— 27-8 
+ 0*7 
+ 9*1 
— 3*8 
-3-2 
- 6*1 
-26*6 
+ 12*0 
+ 7*1 
Sundav. 
— 1’^ 
- 1*1 
- 7*3 
+ 5*1 
Sunday. 
-10*6 
— 0*5 
+ 11*3 
+ 10*1 
Sunday. 
+ 5*7 
-14*7 
-0-? 
+ 13*7 
Sunday. 
- 7-3 
+ 12*3 
- 1*0 
-3*7 
+ 15*3 
+ 2*8 
+ 6*0 
+ 10*9 
— 21*5 
— o-. 
Sunday. 
— 5*8 
+ 9-7 
+ 11*8 
— 8*5 
. + 2*3 
— 4*8 
+ 10*2 
- 7*2 
— 18*4 
— -^6 
- 8*0 
— 14*2 
+ 4*9 
— 15*2 
Sundav. 
-4*1 
- 4*9 
-10*7 
+ 2*3 
Sunday. 
—23*6 
—6*5 
+ 12-1 
— 0*4 
Sundav. 
+ 7*2 
— 24*3 
-0-8 
+ 6*6 
Sunday. 
+ 11*1 
+ 5*8 
— 14*5 
i 
- 2*4 
— 5*5 
+ 5*2 
+ 10*3 
-17*0 
-4-1 
Sundav. 
+ 0*4 
+ 6*5 
+ 8*3 
- 7-1 
: +3*6 
^ + 3*6 
+ 7*7 
+ 11*6 
+ 8*8 
+ 1-4 
-4*1 
+ 11*6 
+ 11*5 
+ 12*4 
+ 6*6 
Sunday. +2*0 
+ 14*1 
+ 3*3 
+ 9-0 
Sundav. 
- 6*4 
+ 13*0 
— 2*4 
Sunday 
- 3*7 
— 1*3 
-0*4 
+ 7*1 
Sunday 
+ 2*8 
+ 8*9 
+ 8*7 
' -!“5*. 
+ 5*6 
+ 9*6 
+ 0*6 
— 22*5 
+ 10*4 
' +2*0 
Sunday 
-10*2 
+ 2*4 
— 25*6 
+ 1*0 
-4*2 
If. + 8*2 
-14*7 
+ 9-2 
— 10*3 
— 0*2 
— 3*m 
i 
>3 
.Q 
r 1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
23*9 
23*9 
23*8 
23*7 
23*6 
23*6 
23*5 
23*5 
23*4 
23*4 
23*4 
23*4 
23*4 
23*4 
23*4 
23*5 
23*5 
23*6 
23*7 
23*8 
23*9 
24*0 
24*1 
24*3 
24*5 
24*7 
24*9 
25*1 
— 10*0 
- 0*7 
— 6*6 
- 0*8 
+ 4*3 
+ 5*8 
Sunday 
+ 2*8 
+ 4*3 
-10*4 
-18*9 
-17-1 
— 9*2 
Sunday. 
— 5*4 
+ 4*7 
+ 0*5 
+ 4*0 
— 1*1 
+ 7-2 
Sunday. 
+ 13*6 
-11*4 
- 3*4 
+ 5*9 
+ 7*4 
+ 9-6 
Sunday. 
+ 7*1 
+ 14*5 
+ 18*3 
+ 10*7 
+ 7*6 
Sunday. 
+ 6*3 
-14*9 
— 0*5 
+ 7*4 
+ 12*4 
+ 5*7 
Sunday. 
- 8*0 
+ 0*1 
— 4*0 
— 11*3 
+ 7-1 
— 5*6 
Sunday. 
+ 0*1 
— 0*9 
+ 4*6 
+ 5*8 
+ 1-7 
+ 9-1 
Sunday 
+ 10*6 
-13*5 
- 9-3 
— 0*8 
+ M 
Sunday, 
-14*9 
— 12*1 
— 12*7 
— 9*7 
+ 4*8 
— 4*2 
Sunday. 
— 9*6 
— 15*5 
-13*7 
— 20*0 
— 20*0 
-18*4 
Sunday. 
- 9*4 
- 3*2 
- 11*8 
— 14*8 
— 3*3 
+ 3*6 
Sunday 
— 2*5 
- 4*7 
— 5*3 
— 2*3 
— 5*3 
Sunday. 
+ 9-7 
+ 5*8 
— 1*4 
— 1*2 
- 12*6 
— 2*3 
Sunday, 
+ 5*0 
+ 9*4 
— 1*6 
+ 6*6 
+ 6*2 
- 7*8 
Sunday. 
+ 9-7 
+ 14*4 
+ 11*5 
+ 11*8 
+ 1*5 
- 9-4 
Sunday, 
+ 9*4 
+ 4*9 
+ 6*6 
- 20*6 
Sunday. 
— 3*2 
— 7*3 
— 11*3 
— 12*4 
— 6*1 
-11*7 
Sunday. 
+ 6*2 
+ 7-4 
- 7-6 
-16*7 
+ 3*4 
+ 12*8 
Sunday. 
+ 11*4 
+ 9*0 
+ 11*4 
+ 14*9 
+ 15*4 
+ 13*7 
Sunday, 
+ 13*7 
+ 18*0 
+ 9-1 
+ 5*9 
+ 5*1 
Sunday. 
+ 4*7 
+ 11*7 
+ 11*3 
+ 10*3 
+ 8*8 
+ 7*9 
Sunday. 
-13*3 
-13*6 
- 8*6 
- 7-6 
+ 3*7 
+ 4*a 
Sunday 
— 0*8 
— 1*3 
- 8*1 
+ 0*4 
+ 2*5 
+ 1-9 
Sunday 
— 5*6 
— 12*8 
-17-4 
-25*4 
-16*4 
- 9-8 
+ 6*3 
+ 0*9 
+ 4*4 
+ 3*5 
- 1*9 
+ 14*2 
+ 8*9 
+ 6*2 
+ 5*6 
Sunday. 
+ 2*3 
+ 8*9 
— 4*5 
Sunday. 
0*0 
- 7*9 
+ 10*9 
Sunday. 
— 16*3 
+ 8*1 
- 7-3 
+ 2*3 
- 8*7 
-14*1 
+ 1*6 
- 3*7 
Sunday. 
+ 2*2 
— 2*1 
-12*9 
Sundav. 
- 1*9 
— 12*8 
+ 8*3 
-10*9 
+ 9*1 
+ 0*1 
+ 1*2 
+ 12*9 
— 18*7 
+ 5*5 
+ 6*8 
- 7-9 
+ 11*9 
Sunday. 
+ 1*2 
— 11*4 
— 1*4 
Sunday. 
+ 3*2 
- 6*0 
— 13*0 
Sunday. 
+ 5*7 
— 8*7 
- 6*0 
— 5*5 
-17*5 
+ 3*7 
+ 1*2 
- 2*5 
Sundav. 
-10*2 
+ 4*2 
+ 9-6 
Sunday. 
+ 6*5 
-19'1 
+ 4*2 
+ 14*4 
— 1*8 
+ 1-7 
— 21*5 
- 9*3 
+ 15*0 
— 4*8 
+ 5*0 
—20-6 
+ 1*6 
Sundav. 
+ 0*5 
+ 4*7 
— 16*5 
Sunday. 
+ 6*3 
+ 5*5 
+ 7*8 
Sundav. 
+ 8*8 
+ 4*0 
+ 6*1 
+ 12*1 
-19*8 
— 8*0 
+ 10*4 
- 2*3 
Sunday. 
— 6*2 
+ 9-8 
+ 14*5 
Sunday. 
+ 14*8 
+ 3*7 
+ 3*9 
+ 11*3 
. - 9-9 
+ 10*5 
+ 6-5 
— 12*0 
+ 12*6 
-17-5 
+ 5*8 
+ 8*2 
— 3*5 
Sunday. 
- 6*7 
— 1*2 
+ 9-3 
Sunday. 
+ 11*1 
- 7*5 
- 7*4 
Sunday. 
+ 10*8 
+ 6*0 
+ 0*2 
+ 2*5 
+ 10*0 
+ 13*9 
+ 11*0 
+ 4*2 
Sundav 
+ 9-8 
+ 7-4 
+ 9'2 
Sunday 
+ 5*4 
+ 11-7 
+ 9-4 
— 3*0 
+ 0*2 
+ 5*6 
+ 13*6 
+ 9-3 
+ 8*1 
+ 5*6 
+ 10-0 i 
+ 11*5 : 
+ 10*8 
- 3*S I 
- 5*1 ' 
- 8*6 
Sundav. 
- 6*4 
— 11*4 
— 21*0 
-17-4 
-13*7 
+ 1*6 
Sunday. 
+ 
—3*9 
+ 4*2 
j-J-q 
-u2*o 
+ 0-3 
— 1*5 
-3*£ 
-0*; 
-0-i 
o.- 
— 4-; 
— 2*( 
— 2*1 
_1*. 
-3*1 
-4* 
-0* 
-0* 
+ 
+ 6- 
+ 3- 
+ 
4 
9*7 
-1* 
+ 3-4 
'.O 
— J 
- 5-8 
-r • 
+ 3' 
+ 2- 
-j-3' 
