APPENDIX III 
January 
February 
March . • 
April . • 
May 
June 
July 
August . . 
September 
October 
November 
December 
meteorological report 
BOTANIC GARDENS, SINGAPORE, 1966 
Reading daily at 8.00 a.m. local time at “ Orchid Enclosure ' from 1-1-66 to 31-12-66 
1966 
Total Rainfall | 
Highest fall in | 
24 hours 
No. of days j 
Rainfall 
Mean Maximum j 
Temperature 
Highest Maxi- 
mum Tempe- 
rature 
Mean Minimum 
Temperature ' 
Lowest Mini- 
mum Tempe- 
rature 
Mean Dry Bulb 
Temperature 
Mean Wet Bulb 
Temperature 
Mean R.H. 
Mean Grass 
Minimum 
Temperature 
Mean Earth 4" 
Temperature 
Mean Earth V 
1 Temperature 
Mean Earth 4' 
Temperature 
Mean Solar Ra- 
diation Tem- 
perature 
| Mean Daily 
| hours of Sun- 
shine 
— 
Total . . 
Mean . . 
ins. 
6.76 
2.50 
12.01 
6.86 
5.14 
6.14 
7.56 
7.05 
5.57 
9.14 
11.61 
11.94 
ins. 
1.20 
0.63 
2.40 
1.98 
1.29 
3.10 
3.62 
2.12 
1.49 
2.60 
2.84 
1.66 
1 
15 
11 
20 
14 
14 
10 
13 
9 
14 
18 
19 
20 
°F 
87.9 
90.7 
90.1 
90.8 
90.3 
89.9 
88.8 
88.6 
89.4 
88.2 
88.5 
87.9 
°F 
92.5 
93.5 
94.5 
94.0 
93.0 
94.5 
91.5 
91.5 
92.0 
91.0 
92.0 
90.5 
°F 
72.2 
76.0 
73.5 
75.0 
75.1 
74.5 
74.8 
74.5 
73.9 
73.7 
73.3 
73.3 
°F 
70.0 
71.0 
71.5 
73.0 
72.5 
71.0 
72.0 
70.0 
71.5 
72.0 
71.0 
71.5 
! 
°F 
74.6 
72.7 
76.1 
77.5 
78.2 
77.2 
77.8 
77.5 
77.8 
77.0 
76.1 
75.7 
°F 
73.9 
71.3 
75.3 
76.7 
74.1 
76.3 
76.7 
76.8 
76.9 
76.1 
75.3 
74.7 
% 
96.3 
94.6 
96.4 
96.2 
96.1 
95.7 
94.6 
95.2 
95.6 
95.0 
96.6 
96.3 
°F 
72.1 
72.7 
73.2 
74.3 
71.1 
70.8 
71.8 
72.1 
72.7 
72.0 
72.1 
72.2 
°F 
79.9 
81.7 
82.2 
82.8 
82.7 
81.9 
81.5 
81.7 
82.4 
81.3 
80.7 
80.0 
°F 
81.6 
83.8 
83.8 
84.6 
84.5 
83.5 
82.8 
83.8 
84.3 
82.8 
80.7 
81.3 
°F 
82.4 
83.3 
83.8 
84.0 
84.4 
83.9 
83.8 
83.8 
84.3 
83.4 
83.4 
82.3 
°F 
122.0 
123.6 
126.1 
125.5 
122.2 
121.2 
Hours 
5.06 
5.90 
5.54 
5.61 
6.01 
6.34 
5.75 
5.17 
6.21 
5.42 
4.47 
3.97 
92.28 
177 
•• 
.. 


7.69 
89.3 
92.5 
74.1 
71.4 
76.5 
75.3 
95.7 
72.3 
81.6 
83.1 
83.6 
123.4 
| 5.45 
Mean . . 
