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Temperature
Temperatures in Durban are mild in winter and
warm to hot in summer. The mean annual
temperature is 20.4 EC and the
annual range is 8.0EC.
Highest mean temperatures are experienced in
February and lowest mean temperatures in July.
The highest maximum temperatures occur in
October in association with Berg wind
conditions. Temperature is highly variable in
any particular area of Durban as a result of
topography, type of surface cover, and
artificial heat production due to combustion
activities in industries and motor vehicles.
Monthly mean temperatures and temperature
ranges at Durban International Airport
(1986)
|
Month
|
Mean ( EC) |
Average of daily max
( EC) |
Average of daily min
( EC) |
Highest Max ( EC) |
|
January |
24.4 |
27.8 |
21.1 |
36.2 |
|
February |
24.6 |
28.0 |
21.1 |
33.9 |
|
March |
23.9 |
27.7 |
20.2 |
34.8 |
|
April |
21.7 |
26.1 |
17.4 |
36.0 |
|
May |
19.1 |
24.5 |
13.8 |
33.8 |
|
June |
16.8 |
23.0 |
10.6 |
35.7 |
|
July |
16.6 |
22.6 |
10.5 |
33.8 |
|
August |
19.9 |
22.8 |
12.5 |
35.9 |
|
September |
19.3 |
23.3 |
15.3 |
36.9 |
|
October |
20.4 |
24.0 |
16.8 |
40.0 |
|
November |
21.8 |
25.2 |
18.3 |
33.5 |
|
December |
23.4 |
26.9 |
20.0 |
35.9 |
|
MEAN |
20.8 |
25.2 |
16.5 |
40.0 |
Humidity
Relative humidities Durban are fairly high
owing to the supply of moisture from the
adjacent ocean. These are higher during summer
months as warmer air can hold more
moisture.
Monthly mean relative humidity (%) at 14:00
at Durban International Airport
(1986)
|
|
J
|
F |
M |
A |
M |
J |
J |
A |
S |
O |
N |
D |
|
RH (%) |
70 |
70 |
68 |
65 |
61 |
54 |
56 |
60 |
66 |
69 |
71 |
69 |
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