( V ) 
Weight of Vapour 
in a 
Cubic Foot of Air. 
Diff. from 
average of 
21 years. 
B) 0 o b 
r* j 
4. 
ing of Thermometer on Grass. 1 
l.«west Highest 
Heading Reading 
at at 
Night. , Night. 
O VA O 
° 00 V rA 
VA VA 
lAvO ^ 
" O O »A 
r< rA rA 
£ VA 
•° ^ 
to * 
S 
S *A 
Is X 
iJ 
a 
c3 
3 
M O O 
1 
ic Force 
apour. 
Diff. from 
average of 
21 years. 
O 
. PAO r* 
= O O O 
+ + 1 
O 
' 1 
1 
ights it was 
Above 
40°. 
rA vO ^ 
M r< 
g rA 
M VAVO 
3 " 
of V 
?3 
»A M 
.t^ M rA rA 
rA 
rA 
■o 
Number of N 
Betw 
and '. 
At or 
below 
30°. 
VA O O 
S VA 
Temperature of 
Air — Daily Range. 
So .» 
Oct 
* |s 
0 ^ « .'a 
1 1 1 
1 1 
Tempera- 
ture of 
■\Vater 
of tlie 
Thames. 
vA 0 r< 
° b oo o 
VA vAvO 
ej . 
VA 
c 
oo vn 30 
M M M 
M 
1 
a 
'5 
M 
Diff. from 
average of 
43 years. 
O M 
B H O O 
■■"4-4-1 
VO 
a M 
5 + 
Dew PoiuL 
Diff. from 
average of 
21 years. 
W-l O^O 
+ 4- 1 
4- i 
Amount. 
^- CO oo OD 
c M 
s ^ 
a 
c3 
o ^ b o 
w^ 
VA 
Weight of 
a Cubic Foot of Air. 
Soc 
±; tog 
i^- 2 ^ 
to Gj 
s s'^ 
, • rA Tj- D 
fc+ 1 + 
o 
Evaporation. 
Diff. from 
average of 
21 years. 
KA 
° ;a ^ 
4- 4- 1 
rA 
4- 
c 
3 
WA 
t- rA rA 
^ VA VA vA 
VA 
a 
CO oo 
® »A M r) 
kA *A 
b 
kA 
Reading 
of Barometer. 
Diff. from 
average of 
21 years. 
O ^ VA 
O ^ 
d w O O 
'"'oho 
+ 1 1 
900 . 0 — 
u 
Diff. from 
average of 
21 years. 
M o Cv 
° n 
+ + 1 
VO 
o 
4- 
3 
t--0 DO 
2 CO r-- r-. 
O 
r* r< r* 
0^ 
0 
Diff. from 
average of 
91 years. 
NO c^oo 
® M n M 
+ + 1 
M 
4- 
Degree 
of Humidity. 
Diff. from 
average of 
21 years. 
n oo rA 
4- -4- 4- 
+ 
a 
& 
° X) VAO 
tJ- kA ^A 
rA j 
rA 
VA 
a 
3 
CO CO r-^ 
0 
00 
t 
V) 
CO P 
r-i 
April .. .. 
May .. .. 
Juue .. .. 
Mean .. 
1863. 
Months. 
April.. .. 
May .. .. 
June .. .. 
5 
p5 
