22
Table 1.2 Figures and Departures from Normal - January 1997
Departure from normal
Meteorological Element
Figure of the month
above normal
below normal
Total Bright Sunshine (hours)
173.6
21.2
11.28
---
0:35
Mean Daily Global Solar Radiation (megajoule/square metre)
Total Rainfall (millimetres)
44.6
21.2
Mean Cloud Amount (%)
47
11
Mean Relative Humidity (%)
71
Normal
Mean Daily Maximum Air
18.9
0.3
Temperature (Degree Celsius)
Mean Air Temperature
16.7
0.9
(Degree Celsius)
Mean Daily Minimum Air
14.7
1.1
Temperature (Degree Celsius)
Mean Dew Point
11.1
0.9
(Degree Celsius)
Total Evaporation (millimetres)
70.9
26.6
Remarks:
End
All measurements were made at the Royal Observatory except sunshine, solar radiation and evaporation which were recorded at King's Park Meteorological Station.
+