TABLE VI. Mean Temperature of every day in the month of June, 
deduced from the observations taken on that day at the Gardens of the Royal Horticultural Society at Chiswick 
and extremes of Mean Temperature for every day within the same period. 
the years 1826-1869; 1 
DAT OP 
JUNE. 
S3 
Lowest and Highest . 
Mean Dailtt temperature ] 
ill 
ilOSTH 
I826 
1827 
1828 
1829 
1830 
1831 
1832 
1833 
1834 
i8 3S 
I836 
1837 
1838 
1839 
I 840 
1841 
1842 
1843 
1844 
1845 
1846 
1847 
1848 
1849 
1850 
.851 
1852 
■853 
1854 
1855 
1856 
1857 
1858 
1859 
,86o 
1861 
i86z 
1863 
1864 
,865 
,866 
,867 
,868 
1869 
r 
LOW*! 
Year 
Highest 
Year 
m 
, 
56-5 
567 
60-7 
55-8 
56T 
58-1 
52-4 
675 
63-6 
51-6 
57-6 
536 
(in- 1 
57-4 
67-1 
62-2 
65T 
611 
56-0 
55-7 
629 
613 
53-8 
60-7 
58-3 
58-6 
560 
52-4 
58-4 
47-2 
49-0 
69-6 
62-8 
55-2 
57-3 
58-7 
59-1 
50-1 
58-8 
59-0 
62-4 
62-7 
53-7 
58-z 
47-2 
1855 
695 
1858 
22-3 
2 
52-4 
52-5 
57-5 
648 
59-7 
59-2 
58-8 
643 
67-1 
61-0 
• 59-0 
51-4 
576 
55-7 
58-3 
63-7 
683 
582 
51-6 
597 
612 
60-3 
54-0 
62-8 
59-6 
58-5 
57-3 
53-0 
51-2 
49-2 
57-3 
71*0 
64-0 
53-7 
57-9 
64-0 
62-6 
55-5 
56-2 
61-7 
68-3 
64-5 
59-8 
58-9 
49-2 
1855 
71-0 
1858 
21-8 
3 
55-6 
57*5 
593 
689 
56-8 
620 
618 
585 
60-4 
61-2 
62-6 
50-2 
59-4 
56-7 
56-3 
612 
59-8 
576 
552 
60-7 
66-6 
64-5 
53-5 
63-3 
58-6 
59-7 
56-2 
53*4 
51-8 
57'5 
59-8 
70-0 
63-7 
53-0 
56-0 
59-3 
64-7 
51-6 
59-3 
64-7 
57-8 
61*5 
59-3 
59-2 
50-2 
1837 
70-0 
1858 
ID’S ' 
4 
609 
560 
57-4 
65-0 
52-3 
61-4 
58-4 
60-9 
59-3 
58-3 
592 
586 
55-7 
56-1 
57-0 
58*8 
64-7 
56T 
59-6 
677 
67-4 
62-4 
56-8 
69-8 
61-1 
51-1 
65'6 
52-8 
50’9 
58-6 
61-7 
64-0 
65-5 
52-8 
55-0 
58-4 
61-6 
53-8 
59-9 
60-7 
67-9 
56-7 
53-5 
58-4 
50-9 
1854 
69:8 
1849 
18-9; 
5 
589 
534 
53*7 
566 
60-6 
62-5 
570 
59-8 
53-9 
55-9 
56T 
62-4 
590 
59-5 
55-6 
59-6 
653 
536 
652 
59-7 
68-7 
572 
57-9 
70-8 
65-0 
52-8 
60-4 
55-4 
52-8 
62-4 
54-6 
68*2 
60-8 
65-2 
52-2 
54-8 
57-8 
57-6 
60-1 
64-0 
57-9 
57-2 
57-8 
60-9 
59-1 
52-2 
1860 
70-8 
1849 
18-6 
6 
640 
522 
57-0 
493 
62-8 
54-4 
56-5 
631 
57-7 
630 
59-7 
579 
61-7 
61-0 
64-5 
533 
62-8 
53-8 
60-1 
56-7 
722 
51-8 
58-6 
eo-o 
57-0 
59-7 
62-1 
58-7 
52-8 
71-0 
56-2 
72-1 
61-2 
64-7 
54-0 
52-9 
61-1 
57-6 
58-7 
69-1 
58-3 
58-9 
64-2 
66-5 
596 
49-3 
1829 
72-2 
1846 
22'$'} 
7 
606 
57*2 
534 
62-7 
564 
53*9 
553 
63-6 
62-6 
680 
58-1 
49-8 
51-5 
58-0 
64-0 
50-7 
64-1 
54-8 
613 
55-2 
73-9 
58-1 
58-9 
61-1 
59-1 
59-9 
57-4 
603 
51*0 
58-3 
59-5 
64-2 
60-8 
64-6 
49-3 
53-6 
60-1 
56-1 
63-4 
60-2 
631 
59-5 
60-1 
71-3 
59-0 
49-3 
1860 
73-9 
1846 
24-6 
S 
595 
569 
56-8 
51-8 
54-5 
58-5 
593 
630 
59-7 
69-1 
62-1 
55‘8 
50-5 
62-7 
64-5 
51-7 
650 
56-4 
62-8 
52-7 
65-8 
50-5 
55-2 
56-7 
57-6 
62-9 
62-6 
66-2 
56-1 
60-2 
62‘2 
57'9 
66-5 
64'4 
54-4 
52-0 
57-8 
56-5 
64-4 
62-4 
65-6 
586 
57-2 
59-7 
S 9 ' z 
50-5 
{l847 
69-1 
1835 
18-6 
9 
639 
61-4 
629 
533 
530 
64-0 
59-5 
68*9 
64-8 
69-1 
62-8 
63*5 
57-2 
640 
68-2 
483 
631 
53-6 
63-5 
59-2 
65'5 
54-5 
58-5 
54-2 
58-6 
56-8 
57*1 
61-3 
56-3 
55-0 
62-5 
56-5 
69-1 
62-3 
50-5 
52-7 
56-2 
57-0 
54-2 
658 
652 
59-1 
60-4 
58-4 
59*8 
48-3 
1841 
691 
(j|36 
20'ffl 
IO 
635 
63-5 
62-4 
57T 
51-7 
62-2 
62-3 
68-8 
60-2 
70-5 
62-2 
60-3 
58-7 
63-4 
60-4 
557 
66-3 
559 
59-2 
59-2 
65-8 
51-8 
57-7 
49-8 
65-4 
50-8 
50-3 
66-2 
58-3 
58-2 
61-7 
55-5 
68-6 
61-3 
52-8 
56-0 
57-5 
58-2 
59-4 
63-8 
69-7 
65-2 
57-4 
54-4 
6o"o 
50-3 
1852 
70-5 
1835 
20*2- 
n 
641 
614 
63-9 
59-4 
59-3 
636 
62-2 
61-3 
53-2 
70-9 
60-6 
59-4 
57-0 
63*6 
63-3 
50-7 
70-9 
552 
62-6 
62-2 
67-8 
54-1 
59-5 
52-0 
65-6 
56-5 
52-1 
66-9 
58-8 
59-2 
59-7 
54T 
63-9 
61-2 
56-3 
58-5 
59-1 
56-3 
53-7 
54-2 
61-8 
68-2 
63-0 
54-2 
6o-o 
50-7 
1841 
70-9 
|1835 
20'2 
.1 
12 
66-9 
629 
60-2 
60-7 
57T 
64-0 
65-7 
560 
57-6 
68-9 
59-4 
61-3 
57-5 
67-9 
640 
48-3 
70-5 
53-0 
65-0 
67*7 
69-5 
61-8 
59-8 
50-4 
59-5 
560 
51*8 
59-2 
56-8 
61-0 
58-8 
52-1 
65-4 
62-5 
53-2 
59-3 
C 5’5 
55-2 
58-7 
530 
58-3 
70-4 
62-9 
56-9 
6o-i 
48-3 
1841 
70-5 
1842 
22-2 
13 
69-8 
63-0 
66-1 
67-0 
56-4 
63-3 
63-8 
54-5 
61-0 
60-6 
65-1 
66-2 
57-6 
69-3 
61-2 
50-0 
70-8 
51-8 
68-3 
68-7 
69T 
59-2 
53-5 
55-1 
58-8 
61-6 
55-4. 
52-1 
54-2 
60-8 
59-0 
51'6 
68-6 
64-6 
53*5 
,66-6 
56-6 
55-0 
55-2 
61-7 
56'5 
60-2 
66-0 
59-9 
60-7 
500 
1841 
70-8 
1842 
20-8: 
14 
68T 
659 
62-5 
659 
58-0 
650 
62-5 
53-9 
64-5 
63-3 
67-6 
62-4 
58-8 
58-7 
63-0 
60-6 
70-7 
60*8 
616 
65-7 
67-8 
57-4 
60-8 
56-5 
52-8 
58-4 
559 
58-6 
58-6 
562 
52-2 
56‘1 
731 
58-1 
53-1 
68-9 
51-6 
66-7 
59-0 
61-3 
60-3 
57-5 
65-7 
508 
6o-6 
50-8 
1869 
73-1 
1858 
22-31 
*5 
691 
630 
64-8 
63*6 
52-8 
63-9 
58-5 
59-5 
63-8 
66-6 
72-5 
66-2 
60-1 
59-5 
66-3 
56-5 
64-4 
601 
59-1 
70-2 
71-4 
53-3 
67‘6 
60-7 
45-8 
56*3 
56-6 
62-4 
55-3 
55-8 
57'7 
56-7 
75-9 
61-3 
54-7 
66-7 
56-5 
60-7 
57-8 
61*2 
58-5 
54-3 
65-3 
62-8 
6i'o 
458 
1850 
7-5-9 
1868 
30-1 
1 : 
16 
61-2 
619 
64-2 
56-7 
54-3 
62-9 
63-8 
60-1 
59-5 
69-0 
64-2 
666 
62-3 
62T 
67-0 
565 
62-3 
59-6 
58-8 
60-7 
70-5 
54*2 
67-3 
58-8 
531 
59-1 
58-0 
63-9 
560 
54;3 
590 
60-6 
77-4 
60-5 
57-7 
64-8 
55-4 
59-5 
60-4 
59-6 
591 
53-4 
651 
49-4 
60-7 
49-4 
1869 
77-4 
1858 
28-0; 
1 K 
17 
604 
66-2 
62-8 
57-3 
51-3 
63-5 
658 
620 
56-7 
68-0 
64-0 
65-5 
66-2 
65-1 
61-3 
568 
61-6 
620 
63-1 
67-7 
71-0 
59-9 
64-2 
57-8 
54-1 
55-0 
58-6 
63-1 
56-6 
49-1 
58-0 
59-9 
65-3 
59-3 
52-3 
61-1 
59-1 
61*2 
61-7 
55-7 
52-1 
55-1 
68-1 
49-6 
60-4 
49-1 
1855 
71-0 
1846 
21$ 
i; 
18 
66-2 
634 
63-5 
559 
57-5 
.62-8 
640 
62-6 
63-2 
60-4 
63-1 
61-3 
65-5 
62-6 
59-3 
66-4 
593 
59-2 
61-3 
55-2 
71-4 
54-5 
60-0 
59-6 
59-5 
55-3 
58-0 
61-8 
58-8 
540 
60-2 
69-5 
591 
64-5 
54-7 
66-4 
51-2 
62-2 
60-7 
53-1 
54-8 
630 
64-2 
51-5 
6o - 2 
51-2 
1862 
71-4 
1846 
20-2 
19 
63-2 
61-2 
63*5 
60-4 
53-6 
63-8 
65-1 
61-1 
64-2 
60-8 
61-7 
61-9 
61-1 
65-8 
55-8 
57-4 
596 
564 
54-7 
61-2 
71-4 
589 
56-0 
54-7 
63-2 
64-6 
56-7 
55-7 
58-2 
50-0 
54-7 
66-4 
65-2 
64-8 
56-8 
69-5 
56-2 
59-2 
60-4 
54-3 
57-1 
61-6 
64-2 
52-0 
6o-i 
50-0 
1855 
71-4 
1846 
21-4 
1 
20 
61-4 
592 
657 
653 
57-9 
630 
62-9 
630 
717 
61-5 
59-7 
66-1 
60-0 
69-5 
59-6 
59-2 
61-8 
51-3 
60-8 
60-7 
74-1 
58-5 
55-6 
61-3 
66-3 
649 
62-6 
56'2 
56-9 
46-8 
54-5 
68-9 
67-1 
58-3 
58-8 
65-9 
56-3 
62-6 
62-7 
59-9 
61-6 
56-1 
69-7 
51-2 
6**3 
46-8 
1855 
74-1 
1846 
27-3 
21 
622 
56-6 
61-2 
636 
j 57 3 
670 
63-0 
63-9 
75-3 
64-4 
63-7 
62-8 
60-8 
65-2 
652 
59-2 
621 
614 
65-5 
63-7 
66-4 
578 
65-0 
61-3 
65-7 
71T 
58-2 
52-9 
58-5 
54-1 
56-8 
666 
65-1 
58-4 
59-6 
67-6 
55-3 
64-1 
59-8 
62-2 
67-8 
56-6 
69-1 
51-4 
62-2 
51*4 
1869 
75-3 
1834 
'23'J 
-i 
22 
599 
58-1 
63-4 
599 
52-0 
652 
59-5 
60-9 
62-9 
64-4 
61-3 
65-8 
58-6 
59-5 
60-5 
59-5 
61-2 
60-3 
65-8 
58-7 
74-7 
56*4 
66*4 
61-5 
65-9 
57’8 
59-7 
56-8 
64-4 
60-8 
59-0 
63-7 
67-1 
64-5 
59-3 
63-6 
58-7 
62-3 
60-9 
62-1 
61-3 
57-9 
61-5 
55-8 
61-4 
520 
1830 
74-7 
1846 
227 
23 
62*7 
62-5 
64-5 
58-7 
662 
621 
55-4 
60-8 
556 
62-6 
64-8 
60-7 
59-3 
585 
58-3 
63-4 
60-3 
76-1 
60-2 
59-9 
57-3 
64-8 
67-6 
70-2 
56*6 
60-0 
59-6 
655 
59-6 
58-5 
666 
69-4 
60-5 
60-4 
63-7 
58-5 
65-2 
55-6 
69-2 
64-8 
60-1 
60-7 
54-7 
61-9 
54-7 
1869 
76-1 
1844 
21-4 
: 
24 
62-7 
63-4 
64-3 
63-0 
62-2 
60-7 
58-9 
53-5 
63-7 
531 
60-3 
64-6 
62-9 
62-1 
53-7 
61-3 
62-4 
57-7 
72-8 
61-2 
59-9 
59-2 
59-7 
65-5 
69*4 
60-2 
59-8 
67*6 
65-3 
58-4 
60'9 
68-3 
62-4 
60-5 
62-8 
63-5 
54-7 
64-7 
57-8 
60-7 
61*2 
58-8 
63-6 
57*8 
61-5 
53T 
1835 
72-8 
1844 
19-7 
! ii 
*5 
65-3 
618 
66-7 
659 
590 
57-3 
57-1 
58-1 
662 
48-0 
60-3 
662 
66-9 
631 
54-9 
61-3 
60-2 
55T 
56-2 
59-2 
58-3 
58*9 
585 
65-5 
67-8 
64-1 
64-9 
60-8 
71*6 
60-7 
67-5 
66-6 
60-6 
661 
57*3 
56-9 
55-9 
61-0 
63-0 
61-7 
64-3 
60-3 
66-1 
68-2 
6x*S 
480 
1835 
71-6 
1854 
23$ 
■ 
26 
72-2 
65-4 
70-5 
651 
65-3 
55-7 
55-8 
59-2 
64-4 
500 
62-8 
61-9 
59-3 
63-3 
60-4 
61-3 
60-1 
59-6 
58-3 
59-7 
59-9 
60-6 
62-0 
63-8 
68-6 
67-3 
60-8 
59-7 
60-6 
65-3 
71-3 
66-9 
66-8 
68-3 
58-7 
57-5 
59-7 
61-8 
58-1 
53-7 
65-2 
57-6 
64-3 
60-3 
62-0 
500 
1835 
72-2 
1826 
22 2 
■ 
27 
75-5 
62-8 
70-3 
689 
61-0 
63-2 
574 
55-5 
51-3 
64-9 
55-9 
58-4 
59-9 
64-6 
59-0 
58-9 
64-3 
57-0 
56-7 
60-3 
62-6 
61-9 
64-4 
59-2 
73-0 
60-2 
62-8 
57-8 
68-3 
726 
70-4 
57-6 
68-5 
56-9 
61-4 
56-6 
58-7 
54-7 
63-8 
70-8 
63-2 
70-1 
62-6 
62-4 
51-3 
1835 
75-5 
1826 
28 
72-8 
598 
69-1 
61-3 
65-3 
57-5 
66-8 
675 
61-9 
55-4 
69-4 
57-7 
62-6 
56-4 
62-8 
55-8 
65-4 
53-6 
60-5 
54-2 
64-8 
65-8 
59-1 
61-6 
643 
69-1 
62-2 
61-7 
56-3 
66-4 
64-3 
73-8 
59-1 
63-3 
67-2 
65-0 
59-4 
57-7 
61-0 
62-2 
71-3 
56-3 
68-1 
56-5 
62-3 
53-6 
1843 
73-8 
1857 
il 
29 
69-3 
62-2 
65-7 
54-9 
61-1 
57-0 
66-6 
63-6 
61-2 
559 
63-3 
62-4 
59-5 
51-4 
63-0 
58-6 
67-0 
565 
66-4 
69-7 
62-9 
64-5 
60-3 
631 
58-9 
67-6 
60-9 
60-8 
56-9 
66-3 
60-1 
640 
602 
60-8 
55-0 
60-6 
60-0 
60-8 
64-4 
59-0 
66-5 
62-4 
63-5 
560 
61-4 
51-4 
1839 
69-3 
1826 
1791 
30 
712 
63-2 
700 
615 
62-9 
60-8 
61-3 
61-2 
60-0 
60-3 
70-7 
63-1 
61-2 
50T 
60-4 
587 
61-1 
578 
63-6 
59-7 
62-4 
61-6 
54-4 
58-8 
620 
67-6 
59-7 
58*3 
60-0 
64-4 
64-3 
620 
633 
61-5 
52-5 
67-3 
54-7 
59-5 
54-2 
56-2 
68-5 
65-2 
64-5 
59-0 
6i-2 
501 
1839 
71-2 
1826 
2hI 
I 
Means 
640 
60-3 
62-7 
60-3 
57-8 
61 -o 
611 
61-9 
81- 2 
62 , 
60-8 
59-3 
610 
61-4 
57-4 
636 
*; 2 
61-7 
60-3 
66-8 
683 
“* 
60-3 
61-0 
60-4 
58-2 
59-4 
576 
58-3 
59 8 
62-7 
65-8 
62-9 
55-3 
60-4 
57-4 
59-9 
58-4 
60-1 
62 , 
60-1 
63-6 
56-6 
60-5 
L 
The Mean Temperature of the coldest day in June in the years 1826 to 1869 was 45-°8, and it took place on the 15th day ir 
The Mean Temperature of the hottest day in June in the years 1826 to 1869 was 77°-4, and it took place on the 16th day ir 
The difference between these numbers is 31°'6, and it represents the extreme difference between the Mean Temperature of 1 
the year 1850. 
the year 1858. 
svo days in the month of June 
The day of the Month whose Mean Temperature has been subjected to the greatest difference was the 15th; in the year 1850 its Mean Temperature y 
45°-8; and in the year 1858, it was 75°-9; the difference between these numbers is 30°*1. 
The day of the Month whose Mean Temperature has been subjected to the least difference was the 29th; in the year 1839 its Mean Temperature Y 
51°-4; and in the year 1826 it was 69°-3; the difference between these numbers is 17° - 9, 
