Port St Johns (South Africa) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 16° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
Cloudy.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Port St Johns
Today (17 September 2025)
| Time |
22:00
|
23:00
|
|---|---|---|
| Weather symbols |  |
|
| Chance of precipitation |
<5%
|
<5%
|
| Temperature |
15°
|
15°
|
| Feels like temperature (°C) |
13°
|
12°
|
| Wind direction and speed |
SSW
12
|
SSW
12
|
| Wind gust (mph) |
19
|
18
|
| Visibility |
VG
|
VG
|
| Humidity |
64%
|
64%
|
| UV | - | - |
Friday (18 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
 |
|
|
|
|
 |
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
20%
|
30%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
13°
|
13°
|
14°
|
14°
|
16°
|
18°
|
18°
|
19°
|
20°
|
21°
|
21°
|
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
| Feels like temperature (°C) |
12°
|
12°
|
12°
|
11°
|
11°
|
12°
|
12°
|
15°
|
17°
|
18°
|
19°
|
20°
|
20°
|
19°
|
18°
|
17°
|
17°
|
16°
|
15°
|
15°
|
15°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
SW
12
|
SW
12
|
SW
12
|
SSW
11
|
SSW
11
|
SSW
10
|
SSW
9
|
SSW
7
|
S
6
|
S
4
|
SE
5
|
ESE
7
|
ESE
8
|
E
10
|
E
12
|
E
14
|
ENE
16
|
ENE
17
|
ENE
17
|
ENE
18
|
NE
19
|
NE
21
|
NE
22
|
NE
24
|
| Wind gust (mph) |
18
|
18
|
18
|
17
|
17
|
16
|
14
|
12
|
11
|
11
|
14
|
17
|
21
|
23
|
25
|
27
|
29
|
29
|
29
|
30
|
33
|
35
|
37
|
39
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
64%
|
66%
|
66%
|
67%
|
67%
|
67%
|
67%
|
68%
|
69%
|
69%
|
69%
|
72%
|
73%
|
73%
|
73%
|
73%
|
73%
|
74%
|
74%
|
75%
|
76%
|
77%
|
81%
|
83%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 6 | 6 | 5 | 3 | 1 | 1 | 1 | - | - | - | - | - | - |
Saturday (19 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
19°
|
20°
|
21°
|
22°
|
24°
|
25°
|
26°
|
27°
|
27°
|
26°
|
25°
|
21°
|
20°
|
19°
|
18°
|
18°
|
18°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
15°
|
16°
|
18°
|
21°
|
23°
|
25°
|
26°
|
25°
|
24°
|
24°
|
19°
|
18°
|
17°
|
17°
|
18°
|
18°
|
| Wind direction and speed (mph) |
NE
24
|
NE
25
|
NE
26
|
NE
26
|
NE
25
|
NE
25
|
NE
25
|
NE
24
|
NE
23
|
NE
22
|
NE
21
|
NE
20
|
NE
18
|
NE
18
|
ENE
16
|
ENE
18
|
ENE
18
|
ENE
17
|
ENE
16
|
ENE
14
|
NE
12
|
NE
10
|
NE
7
|
NE
6
|
| Wind gust (mph) |
40
|
40
|
41
|
41
|
41
|
40
|
40
|
38
|
36
|
35
|
33
|
31
|
28
|
28
|
28
|
30
|
29
|
29
|
25
|
22
|
19
|
16
|
13
|
10
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
G
|
| Humidity |
84%
|
84%
|
85%
|
84%
|
84%
|
84%
|
84%
|
84%
|
83%
|
78%
|
75%
|
75%
|
75%
|
75%
|
76%
|
76%
|
81%
|
84%
|
86%
|
86%
|
86%
|
87%
|
87%
|
89%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 5 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Sunday (20 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
30%
|
30%
|
50%
|
40%
|
40%
|
40%
|
50%
|
40%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
17°
|
16°
|
15°
|
20°
|
22°
|
23°
|
24°
|
25°
|
26°
|
26°
|
25°
|
24°
|
23°
|
22°
|
21°
|
20°
|
20°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
19°
|
19°
|
18°
|
18°
|
15°
|
13°
|
12°
|
17°
|
20°
|
22°
|
24°
|
26°
|
27°
|
27°
|
26°
|
26°
|
25°
|
24°
|
22°
|
21°
|
21°
|
20°
|
20°
|
20°
|
| Wind direction and speed (mph) |
NE
4
|
W
4
|
WSW
7
|
WSW
9
|
SW
15
|
SW
16
|
WSW
15
|
SW
14
|
SW
12
|
SW
10
|
SW
8
|
SSW
8
|
S
7
|
SSE
7
|
SE
6
|
ESE
5
|
E
5
|
E
5
|
E
4
|
ENE
4
|
NE
4
|
ENE
4
|
NNE
5
|
NNW
4
|
| Wind gust (mph) |
8
|
12
|
13
|
23
|
25
|
25
|
23
|
20
|
18
|
16
|
14
|
15
|
14
|
13
|
12
|
10
|
9
|
8
|
8
|
7
|
8
|
9
|
9
|
10
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
90%
|
90%
|
90%
|
87%
|
85%
|
82%
|
78%
|
74%
|
69%
|
70%
|
71%
|
72%
|
73%
|
75%
|
77%
|
80%
|
81%
|
81%
|
82%
|
84%
|
85%
|
86%
|
86%
|
87%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 3 | 5 | 6 | 7 | 7 | 5 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Monday (21 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
30%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
19°
|
19°
|
19°
|
18°
|
17°
|
18°
|
18°
|
20°
|
21°
|
22°
|
24°
|
24°
|
25°
|
25°
|
23°
|
23°
|
22°
|
21°
|
20°
|
19°
|
18°
|
18°
|
17°
|
17°
|
| Feels like temperature (°C) |
20°
|
20°
|
19°
|
19°
|
18°
|
19°
|
19°
|
20°
|
21°
|
23°
|
23°
|
21°
|
22°
|
21°
|
19°
|
18°
|
16°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
15°
|
| Wind direction and speed (mph) |
NE
5
|
NE
5
|
NW
5
|
WNW
5
|
WNW
5
|
WNW
5
|
W
5
|
WNW
5
|
WSW
6
|
WSW
8
|
SW
13
|
SSW
21
|
SSW
20
|
SSW
24
|
S
23
|
SSW
24
|
SSW
25
|
SSW
24
|
SSW
22
|
SSW
20
|
SSW
19
|
SSW
16
|
SW
15
|
SW
13
|
| Wind gust (mph) |
10
|
10
|
9
|
9
|
9
|
9
|
9
|
11
|
13
|
22
|
34
|
32
|
38
|
39
|
40
|
43
|
40
|
37
|
31
|
30
|
28
|
26
|
22
|
21
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
89%
|
91%
|
89%
|
88%
|
87%
|
88%
|
86%
|
86%
|
84%
|
81%
|
80%
|
75%
|
73%
|
70%
|
69%
|
67%
|
66%
|
66%
|
66%
|
67%
|
67%
|
67%
|
68%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 6 | 7 | 7 | 6 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Tuesday (22 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
40%
|
60%
|
| Temperature (°C) |
17°
|
15°
|
14°
|
13°
|
18°
|
22°
|
22°
|
20°
|
18°
|
18°
|
| Feels like temperature (°C) |
14°
|
13°
|
12°
|
12°
|
18°
|
21°
|
21°
|
18°
|
17°
|
17°
|
| Wind direction and speed (mph) |
SW
13
|
WSW
12
|
WSW
11
|
W
8
|
N
5
|
ESE
8
|
ESE
10
|
E
10
|
E
7
|
ENE
7
|
| Wind gust (mph) |
20
|
19
|
17
|
13
|
17
|
21
|
21
|
17
|
15
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
69%
|
68%
|
68%
|
67%
|
65%
|
64%
|
69%
|
73%
|
75%
|
79%
|
| UV | - | - | - | 1 | 3 | 7 | 4 | 1 | - | - |
Wednesday (23 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
|
|
|
|
| Chance of precipitation |
70%
|
70%
|
60%
|
60%
|
50%
|
30%
|
20%
|
10%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
19°
|
18°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
17°
|
15°
|
15°
|
16°
|
15°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
WSW
7
|
SSW
10
|
SSW
13
|
S
16
|
S
15
|
SSE
13
|
S
9
|
WSW
7
|
| Wind gust (mph) |
18
|
22
|
28
|
27
|
27
|
20
|
14
|
12
|
| Visibility (description) |
G
|
G
|
M
|
G
|
G
|
G
|
VG
|
VG
|
| Humidity |
83%
|
83%
|
84%
|
76%
|
79%
|
75%
|
74%
|
72%
|
| UV | - | 1 | 2 | 3 | 2 | 1 | - | - |
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Forecast
Forecast for 22:00 (UTC+2), Thu
Updated 19:25 (UTC+1) on Thu 18 Sep 2025
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