APPENDIX ll 
METEOROLOGICAL RECORDS 
BOTANIC GARDENS, SINGAPORE 1954 
Readings Daily at 2.00 hrs. G.M.T.=9.30 a.m. Local I tmc 
Month 
Mean 
Temp, 
at 9.30 a.m. 
Highest 
Max. 
Temp. 
Lowest 
Min. 
Temp. 
Mean 
Max. 
Temp. 
Mean 
Min. 
Temp. 
Mean 
Rcl. 
Humidity 
Rainfall 
Average 
1944-54 
Highest 
Rainfall 
in 24 hrs. 
Number 
of days 
F 
C F 
°F 
°F 
& F 
per cent 
in. 
in. 
in. 
i 
January .• .. 
79.5 
89.0 
72.0 
83.9 
73.9 
86.0 
7.62 
9.43 
1.10 
21 
February 
80.6 
91.0 
72.0 
86.9 
74.0 
82.1 
9.40 
8.85 
3.68 
19 
March 
80.9 
92.0 
72.5 
87.1 
74.4 
82.0 
5.81 
9.72 
1.75 
14 
April .. 
82.4 
92.5 
73.5 
' 85.8 
75.5 
82.8 
6.89 
9.94 
1.28 
22 
May .. .. - 
82.1 
93.0 
72.5 
88.2 
75.7 
84.7 
5.41 
7.40 
1.31 
13 
June .. 
80.6 
92.0 
71.0 
86.6 
74.9 
85.1 
13.04 
6.52 
4.35 
17 
July 
80.3 
90.5 
72.5 
85.5 
74.6 
85.0 
7.49 
6.69 
1.97 
19 
August 
80.5 
90.0 
71.5 
86.4 
74.8 
84.9 
8.87 
6.93 
2.10 
19 
September 
80.9 
90.0 
72.5 
85.9 
75.1 
82.3 
5.64 
7.95 
1.80 
18 
October 
79.9 
89.0 
70.0 
85.7 
73.7 
84.8 
10.75 
8.25 
3.00 
24 
November 
79.9 
92.0 
71.5 
86.4 
73.8 
83.7 
9.31 
10.49 
1.82 
25 
December 
78.9 
89.0 
71.5 
84.1 
| 
73.1 
85.7 
- 
26.77 
12.18 
5.65 
24 
Total or Mean 
80.5 
93.0 
1 
70.0 
86.0 
74.4 
84.1 
117.00 
104.35 
5.65 
235 
