APPENDIX 11 
METEOROLOGICAL RECORDS 
Botanic Gardens, Singapore 1958 
Reading daily at 8 a.m. Local Time 
Orchid Enclosure 
Month 
j Total Rainfall 
i 
Highest Fall in 24 
hours 
No. of days 
Rainfall 
Mean Max. 
Temp. 
>< 
S3 
2 
■*-> d 
t/J r-* 
tU C 
»C ,i> 
eef- 
X 
Mean Min. 
Temp. 
Lowest Min. 
Temp. 
Mean Temp. 
Dry Bulb 
Mean Temp. 
Wet Bulb 
'__ 
Mean relative 
humidity 
Mean Min. 
Grass Temp. 
1 
f 
6 ■> 
^ 't 
(3 • 
si 
Mean Earth 
Temp. 1' 
Mean Earth 
Temp. 4' 
■ ■ ■ - ----— 
1 
Mean Daily hours 
of sunshine 
Mean solar Rad. | 
Thermometer 
ins. 
ins. 
°F 
°F 
°F 
°F 
°F 
°F 
°/ 
/o 
°F 
°F 
“F 
°F 
hours 
°F 
January 
7.16 
1.64 
14 
84.9 
91.0 
72.9 
70.0 
75.3 
74.2 
97.3 
72.4 
80.2 
82.3 
82.9 
5.63 
145.2 
February 
5.27 
1.54 
13 
87.2 
90.0 
73.8 
68.0 
76.3 
75.6 
97.0 
73.4 
80.8 
83.3 
83.9 
4.75 
142.1 
March .. 
3.23 
1.45 
11 
88.7 
91.5 
73.9 
71.0 
76.7 
75.8 
96.4 
73.8 
82.7 
85.0 
85.0 
5.99 
146.7 
April 
3.87 
0.78 
13 
89.4 
91.5 
75.4 
72.5 
77.4 
76.7 
83.5 
74.8 
82.8 
85.3 
85.7 
5.94 
137.8 
May 
6.84 
1.82 
19 
87.5 
91.0 
75.5 
72.5 
78.0 
74.0 
96.3 
75.3 
81.8 
84.2 
85.1 
3.60 
138.0 
June 
7.51 
1.97 
14 
87.3 
91.5 
75.5 
71.0 
77.6 
76.8 
97.0 
74.5 
81.1 
83.4 
84.7 
4.29 
139.2 
July 
1.35 
0.46 
8 
88.3 
91.5 
74.8 
71.5 
77.3 
76.7 
97.5 
73.2 
81.4 
83.8 
84.4 
5.67 
140.2 
August .. 
11.70 
1.96 
17 
87.0 
93.0 
73.6 
71.5 
76.2 
75.4 
97.0 
73.3 
80.7 
82.6 
83.8 
3.60 
"D 
September 
2.51 
0.71 
14 
87.4 
90.0 
74.6 
72.5 
77.6 
76.8 
96.7 
74.0 
81.6 
84.5 
84.5 
5.06 
4> 
October 
10.93 
3.56 
18 
87.3 
91.5 
74.1 
71.8 
76.9 
75.8 
95.3 
73.3 
81.4 
84.5 
84.9 
4.90 
O 
November 
21.85 
5.60 
20 
86.5 
92.0 
73.5 
69.0 
76.2 
75.3 
95.7 
73.1 
80.0 
82.5 
83.4 
3.71 
o 
December 
5.17 
1.32 
13 
87.1 
92.5 
72.7 
71.0 
75.3 
74.2 
95.0 
71.8 
79.5 
82.4 
82.5 
4.83 
d. 
c 
D 
Total/Mean ., 
87.39 
174 
87.4 
90.6 
74.2 
71.0 
77.3 
75.5 
95.4 
73.6 
81.2 
83.6 
84.2 
4.83 
141.2 
