REPORT ON THE METEOROLOGICAL OBSERVATIONS. 397 
seasonable. On the coldest night the thermometer on the lawn showed 
12 degrees of frost. The rainfall was light, being about half an inch less 
than the average quantity for the month. 
Mean temperature of the air in shade 
48°.f) 
Highest... 
()3°.7 on the 11th 
Lowest 
29°.0 
„ 14th 
Lowest temperature on the grass ... 
20°.2 
„ 14th 
At 1 ft. 
At 2 ft. 
At 4 ft. 
de* p. 
deep. 
deep. 
Mean temperature of the soil at 9 a.m. 
. 49°.7 
52°.5 
54°.8 
Highest 
. o4°.7 
55°.8 
57°.8 
Lowest 
. 4.5°.(j 
49°.9 
52°. 8 
Relative humidity of the air at 9 a.m. (complete saturation being 
represented 
by 100) 
88 
Bain fell on only 8 days and to the total depth of 
... 2-02 in. 
(Equivalent to about 9 gallons on each square yard of 
surface in 
the Gardens.) 
Heaviest fall on any day 
1-08 in. on the 27th 
November. — Exceptionally warm 
and wet. 
The days 
were, 
as a rule 
about 4 degrees, and the nights about 3 degrees. 
, warmer 
than is season- 
able. On the coldest night the thermometer 
on the grass 
showed 9 
degrees of frost. The rainfall was 
singularly heavy, being about twice 
the average quantity for the month. 
Mean temperature of the air in shade 
46°.9 
Highest 
63°.3 on the 1st 
Liowest 
28°.0 
„ 30th 
Lowest temperature on the grass ... 
22°.G 
18th 
At 1 ft. 
At 2 ft. 
At 4 ft. 
deep. 
deep. 
deep. 
Mean temperature of the soil at 9 a.m 
. 47°.7 
50°. 1 
52°. 1 
Highest 
. 64°.l 
53=.2 
53°.4 
Lowest 
. 42°.9 
47°.G 
50°.3 
Mean relative humidity of the air at 9 a.m. (complete saturation being repre- 
sented by 100) 86 
Rain fell on only 8 days, but to the total depth of ... ... ... 4-03 in. 
(Equivalent to as much as 19 gallons on each square yard of surface in the 
Gardens.; 
Heaviest fall on any day 1-33 in. on the 3rd 
December. — Very cold and rather dry. Both the days and nights were, 
as a rule, about 2 degrees colder than is seasonable. On the coldest night 
a therm^ometer on the surface of the snow showed 20 degrees of frost. 
The rainfall was rather light, being about a quarter of an inch below the 
average for the month. 
Mean temperature of the air in shade 
36°.7 
Highest 
53°.2 on the 1st 
Lowest ... 
21°.9 
„ 14th 
Liowest temperature on the grass 
12°.5 
„ IGth 
At 1 ft. 
At 2 ft. 
At 4 ft. 
deep. 
deep. 
deep. 
Mean temperature of the soil at 9 a.m. 
39°.5 
43°.2 
47°.3 
Highest 
4C)°.5 
47°.l 
50°.2 
Lowest 
.30°.2 
40°.G 
44^.9 
1- U 
