Sun
Sep 15
Very stable
~1
l/m2
59%
Mon
Sep 16
Extremely stable
~0.3
l/m2
14%
Tue
Sep 17
Extremely stable
11 Sep will be with comfortable temperatures and the weather will be stable, thunderstorms not likely.
The sky will be clear:
1% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 21 degrees Celsius, while the the lowest temperature will drop to 12 degrees Celsius. The wind will be a moderate breeze, and the mean air pressure will be 1015 mb. Relative humidity will be high.
Wednesday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
11:00
18 °C
18 °C
9 km/h 
10 km/h
1016 mb
45.8%
3,258 m
341 m
Sep, 11 11:00 @ Very stable
14:00
21 °C
21 °C
13 km/h
15 km/h
1014 mb
42.0%
3,132 m
886 m
Sep, 11 14:00 @ Stable
17:00
19 °C
18 °C
17 km/h 
19 km/h
1014 mb
53.8%
3,036 m
641 m
Sep, 11 17:00 @ Stable
20:00
14 °C
12 °C
15 km/h
19 km/h
1016 mb
78.4%
2,950 m
154 m
Sep, 11 20:00 @ Mostly stable
23:00
12 °C
10 °C
21 km/h
31 km/h
1017 mb
85.7%
2,880 m
198 m
Sep, 11 23:00 @ Mostly stable
12 Sep will be with moderate temperatures and the weather will be very stable.
The sky will be partly cloudy:
12% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
31% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 18 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a moderate breeze, and the mean air pressure will be 1018 mb. Relative humidity will be high.
Thursday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
11 °C
9 °C
22 km/h
33 km/h
1018 mb
86.2%
2,879 m
226 m
Sep, 12 02:00 @ Mostly stable
05:00
11 °C
8 °C
22 km/h
30 km/h
1018 mb
84.9%
2,989 m
250 m
Sep, 12 05:00 @ Stable
08:00
12 °C
10 °C
27 km/h
30 km/h
1019 mb
76.4%
3,126 m
355 m
Sep, 12 08:00 @ Very stable
11:00
16 °C
14 °C
23 km/h
24 km/h
1019 mb
58.6%
3,270 m
992 m
Sep, 12 11:00 @ Very stable
14:00
17 °C
16 °C
21 km/h
24 km/h
1017 mb
55.7%
3,390 m
1,161 m
Sep, 12 14:00 @ Stable
17:00
16 °C
16 °C
18 km/h 
23 km/h
1017 mb
60.8%
3,444 m
730 m
Sep, 12 17:00 @ Stable
20:00
13 °C
12 °C
9 km/h
13 km/h
1018 mb
76.0%
3,476 m
182 m
Sep, 12 20:00 @ Stable
23:00
12 °C
11 °C
11 km/h
15 km/h
1019 mb
80.1%
3,429 m
144 m
Sep, 12 23:00 @ Stable
13 Sep will be with moderate temperatures and the weather will be very stable.
The sky will be partly cloudy:
10% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
16% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
6% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 18 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1019 mb. Relative humidity will be high.
Friday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
11 °C
9 °C
16 km/h
22 km/h
1019 mb
81.5%
3,411 m
123 m
Sep, 13 02:00 @ Stable
05:00
10 °C
8 °C
19 km/h
25 km/h
1019 mb
82.9%
3,461 m
143 m
Sep, 13 05:00 @ Very stable
08:00
11 °C
8 °C
20 km/h
27 km/h
1021 mb
77.6%
3,478 m
180 m
Sep, 13 08:00 @ Extremely stable
11:00
15 °C
14 °C
19 km/h
24 km/h
1021 mb
58.1%
3,598 m
1,036 m
Sep, 13 11:00 @ Extremely stable
14:00
17 °C
17 °C
14 km/h
15 km/h
1019 mb
52.3%
3,561 m
1,015 m
Sep, 13 14:00 @ Extremely stable
17:00
16 °C
15 °C
11 km/h 
12 km/h
1019 mb
58.6%
3,603 m
700 m
Sep, 13 17:00 @ Extremely stable
20:00
13 °C
12 °C
12 km/h 
14 km/h
1021 mb
75.2%
3,573 m
175 m
Sep, 13 20:00 @ Extremely stable
23:00
12 °C
10 °C
16 km/h 
20 km/h
1020 mb
80.6%
3,568 m
229 m
Sep, 13 23:00 @ Extremely stable
14 Sep will be with moderate temperatures and the weather will be very stable.
The sky will be partly cloudy:
6% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
8% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
16% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
4% convective clouds (Cumulonimbus)
The highest temperature will reach 18 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1020 mb. Relative humidity will be very high.
Saturday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
11 °C
9 °C
14 km/h
19 km/h
1020 mb
82.8%
3,449 m
86 m
Sep, 14 02:00 @ Very stable
05:00
11 °C
9 °C
15 km/h
21 km/h
1019 mb
83.1%
3,337 m
87 m
Sep, 14 05:00 @ Very stable
08:00
12 °C
11 °C
13 km/h
17 km/h
1021 mb
78.3%
3,360 m
178 m
Sep, 14 08:00 @ Stable
11:00
16 °C
16 °C
12 km/h
12 km/h
1022 mb
60.2%
3,241 m
765 m
Sep, 14 11:00 @ Stable
14:00
18 °C
18 °C
11 km/h
12 km/h
1020 mb
57.4%
3,253 m
1,028 m
Sep, 14 14:00 @ Very stable
17:00
16 °C
15 °C
18 km/h
21 km/h
1021 mb
73.3%
3,375 m
566 m
Sep, 14 17:00 @ Very stable
20:00
14 °C
12 °C
18 km/h
26 km/h
1022 mb
88.2%
3,846 m
227 m
Sep, 14 20:00 @ Very stable
23:00
13 °C
11 °C
17 km/h
28 km/h
1022 mb
89.6%
3,970 m
184 m
Sep, 14 23:00 @ Very stable
15 Sep will be with moderate temperatures and the weather will be very stable.
There is a 59% probability of light rainfall.
The sky will be partly cloudy:
12% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
12% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
45% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
7% convective clouds (Cumulonimbus)
The highest temperature will reach 16 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1021 mb. Relative humidity will be very high.
Sunday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
13 °C
12 °C
14 km/h 
19 km/h
1021 mb
88.5%
3,793 m
159 m
Sep, 15 02:00 @ Extremely stable
05:00
12 °C
11 °C
14 km/h
17 km/h
1021 mb
85.2%
3,513 m
202 m
Sep, 15 05:00 @ Extremely stable
08:00
13 °C
11 °C
21 km/h
24 km/h
1022 mb
82.4%
3,211 m
384 m
Sep, 15 08:00 @ Extremely stable
11:00
15 °C
14 °C
25 km/h
29 km/h
1022 mb
64.1%
3,141 m
796 m
Sep, 15 11:00 @ Very stable
14:00
14 °C
12 °C
23 km/h
24 km/h
1020 mb
75.8%
2,435 m
533 m
Sep, 15 14:00 @ Stable
17:00
0.6 59%
17%
13 °C
11 °C
28 km/h
31 km/h
1021 mb
82.9%
2,294 m
740 m
Sep, 15 17:00 @ Stable
20:00
0.7 23%
21%
12 °C
9 °C
27 km/h
35 km/h
1023 mb
78.1%
2,215 m
311 m
Sep, 15 20:00 @ Very stable
23:00
11 °C
8 °C
27 km/h
38 km/h
1025 mb
80.2%
1,601 m
285 m
Sep, 15 23:00 @ Very stable
16 Sep will be with moderate temperatures and the weather will be very stable.
There is a 14% probability of light rainfall and showers.
The sky will be partly cloudy:
14% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
1% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
15% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
2% convective clouds (Cumulonimbus)
The highest temperature will reach 16 degrees Celsius, while the the lowest temperature will drop to 9 degrees Celsius. The wind will be a moderate breeze, and the mean air pressure will be 1026 mb. Relative humidity will be high.
Monday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
0.3 14%
100%
10 °C
7 °C
27 km/h
36 km/h
1026 mb
79.3%
1,521 m
332 m
Sep, 16 02:00 @ Very stable
05:00
10 °C
6 °C
26 km/h
32 km/h
1027 mb
73.1%
1,399 m
418 m
Sep, 16 05:00 @ Very stable
08:00
11 °C
8 °C
29 km/h
30 km/h
1029 mb
64.9%
1,644 m
805 m
Sep, 16 08:00 @ Very stable
11:00
14 °C
13 °C
25 km/h
26 km/h
1028 mb
50.6%
3,029 m
1,171 m
Sep, 16 11:00 @ Extremely stable
14:00
16 °C
15 °C
27 km/h
38 km/h
1026 mb
48.7%
3,266 m
944 m
Sep, 16 14:00 @ Extremely stable
17:00
15 °C
13 °C
28 km/h
35 km/h
1026 mb
57.1%
3,532 m
614 m
Sep, 16 17:00 @ Extremely stable
20:00
12 °C
9 °C
27 km/h
35 km/h
1027 mb
70.6%
3,565 m
343 m
Sep, 16 20:00 @ Extremely stable
23:00
11 °C
8 °C
24 km/h
32 km/h
1026 mb
74.8%
3,637 m
243 m
Sep, 16 23:00 @ Extremely stable
17 Sep will be with moderate temperatures and the weather will be very stable.
The sky will be cloudy:
60% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
5% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
10% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 16 degrees Celsius, while the the lowest temperature will drop to 9 degrees Celsius. The wind will be a strong breeze, and the mean air pressure will be 1025 mb. Relative humidity will be high.
Tuesday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
11 °C
8 °C
23 km/h
31 km/h
1025 mb
76.1%
3,770 m
189 m
Sep, 17 02:00 @ Extremely stable
05:00
10 °C
8 °C
17 km/h
28 km/h
1024 mb
78.1%
3,675 m
107 m
Sep, 17 05:00 @ Extremely stable
08:00
11 °C
9 °C
15 km/h
22 km/h
1026 mb
74.1%
3,585 m
188 m
Sep, 17 08:00 @ Extremely stable
11:00
16 °C
15 °C
16 km/h
20 km/h
1026 mb
54.4%
3,518 m
635 m
Sep, 17 11:00 @ Extremely stable
14:00
16 °C
16 °C
11 km/h
16 km/h
1025 mb
63.0%
3,479 m
764 m
Sep, 17 14:00 @ Extremely stable
17:00
15 °C
13 °C
30 km/h
34 km/h
1025 mb
76.9%
3,405 m
634 m
Sep, 17 17:00 @ Extremely stable
20:00
13 °C
9 °C
39 km/h
42 km/h
1026 mb
81.9%
3,502 m
507 m
Sep, 17 20:00 @ Extremely stable
23:00
12 °C
8 °C
42 km/h
53 km/h
1025 mb
81.0%
3,618 m
400 m
Sep, 17 23:00 @ Extremely stable
18 Sep will be with comfortable temperatures and the weather will be .
The sky will be :
162% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
The highest temperature will reach 19 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a strong breeze, and the mean air pressure will be 6124 mb. Relative humidity will be .
Wednesday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
11 °C
7 °C
41 km/h
51 km/h
1024 mb
79.8%
3,643 m
404 m
Sep, 18 02:00 @ Extremely stable
05:00
10 °C
7 °C
35 km/h
50 km/h
1022 mb
79.5%
3,579 m
222 m
Sep, 18 05:00 @ Extremely stable
08:00
11 °C
9 °C
28 km/h
41 km/h
1023 mb
75.1%
3,513 m
218 m
Sep, 18 08:00 @ Extremely stable
11:00
16 °C
15 °C
21 km/h
32 km/h
1022 mb
56.3%
3,556 m
489 m
Sep, 18 11:00 @ Extremely stable
14:00
19 °C
18 °C
28 km/h
45 km/h
1019 mb
51.4%
3,594 m
720 m
Sep, 18 14:00 @ Extremely stable
17:00
17 °C
15 °C
33 km/h
46 km/h
1018 mb
65.9%
3,712 m
349 m
Sep, 18 17:00 @ Extremely stable
Grootbaai
18:31 
