METEOROLOGICAL REPORT 
APPENDIX IV 
BOTANIC GARDENS, SINGAPORE, 1966 
Reading daily at 8.00 a.m. local time at Bukit Timahfrom 1-1-66 to 31-12-66 
1966 
Total 
Rainfall 
Highest 
fall in 
24 hours 
No. of 
days 
rainfall 
Mean 
Max. 
Temp. 
Highest 
Max. 
Temp. 
Mean 
Min. 
Temp. 
! Lowest 
Min. 
Temp. 
Mean 
1 Temp. 
Dry Bulb 
Mean 
Temp. 
Wet Bulb 
R.H. 
January 
w February 
o March 
April . . 
May . . 
June 
July 
August 
September 
October 
November 
December 
• • 
inches 
15.08 
9.39 
10.28 
12.78 
17.64 
7.87 
8.00 
8.57 
5.55 
12.87 
22.85 
10.18 
inches 
2.22 
2.22 
2.22 
2.96 
3.47 
2.60 
3.20 
2.50 
1.80 
3.47 
3.47 
3.47 
17 
11 
19 
15 
17 
10 
10 
11 
12 
16 
19 
17 
°F 
84.8 
85.3 
86.3 
86.8 
86.5 
85.6 
85.7 
85.9 
86.8 
85.8 
85.4 
85.3 
op 
89.7 
88.5 
89.2 
91.0 
90.0 
88.5 
88.5 
88.5 
89.8 
89.7 
90.2 
89.3 
°F 
73.6 
72.9 
73.6 
74.3 
74.3 
73.8 
75.1 
74.6 
74.5 
74.2 
73.1 
73.3 
°F 
71.0 
68.7 
69.8 
69.9 
69.9 
68.5 
71.5 
69.5 
70.0 
71.0 
69.0 
69.3 
°F 
76.0 
76.8 
77.1 
78.9 
78.6 
78.3 
78.3 
78.0 
78.3 
77.9 
77.2 
76.8 
D F 
74.2 
74.7 
74.8 
76.1 
76.4 
75.7 
76.0 
75.8 
76.2 
75.7 
73.1 
74.5 
% 
91.2 
90.1 
89.8 
88.2 
89.6 
88.4 
89.8 
89.8 
98.5 
90.0 
90.1 
89.6 
Total . . 
141.06 
174 
. . 

Mean . . 
11.75 
85.8 
89.4 
73.9 
69.8 
77.7 
75.4 
89.8 
