Johannesburg (South Africa) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 15° Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 16° Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 17° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 16° Celsius;
Overcast changing to sunny intervals by late morning.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for Johannesburg
Today (18 December 2025)
| Time |
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 |
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
<5%
|
<5%
|
| Temperature |
15°
|
15°
|
15°
|
16°
|
17°
|
18°
|
20°
|
21°
|
23°
|
24°
|
24°
|
25°
|
24°
|
24°
|
23°
|
23°
|
22°
|
21°
|
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
16°
|
17°
|
18°
|
19°
|
21°
|
22°
|
23°
|
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
21°
|
20°
|
| Wind direction and speed |
E
7
|
E
7
|
E
7
|
E
6
|
E
5
|
E
5
|
E
4
|
ESE
4
|
ESE
5
|
ESE
5
|
SE
6
|
SE
7
|
SE
7
|
ESE
7
|
E
7
|
E
7
|
ENE
7
|
ENE
6
|
| Wind gust (mph) |
17
|
17
|
17
|
16
|
15
|
15
|
16
|
15
|
18
|
19
|
20
|
20
|
20
|
18
|
17
|
16
|
16
|
14
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
86%
|
84%
|
78%
|
72%
|
67%
|
61%
|
54%
|
44%
|
40%
|
39%
|
38%
|
39%
|
39%
|
41%
|
41%
|
43%
|
47%
|
| UV | 1 | 2 | 5 | 7 | 10 | 14 | 14 | 13 | 10 | 7 | 3 | 1 | 1 | - | - | - | - | - |
Saturday (19 December 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%
|
10%
|
10%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
20°
|
19°
|
18°
|
17°
|
17°
|
17°
|
16°
|
16°
|
17°
|
18°
|
20°
|
22°
|
23°
|
24°
|
25°
|
26°
|
26°
|
26°
|
26°
|
25°
|
24°
|
23°
|
22°
|
21°
|
| Feels like temperature (°C) |
20°
|
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
19°
|
20°
|
22°
|
23°
|
23°
|
24°
|
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
20°
|
19°
|
| Wind direction and speed (mph) |
NE
6
|
NE
5
|
NNE
5
|
NNE
3
|
NNE
3
|
NE
2
|
NE
2
|
ENE
2
|
ENE
3
|
E
3
|
E
4
|
E
5
|
E
5
|
E
5
|
ESE
6
|
ESE
6
|
ESE
7
|
E
7
|
E
8
|
E
8
|
E
8
|
ENE
9
|
ENE
9
|
NE
9
|
| Wind gust (mph) |
14
|
12
|
11
|
9
|
7
|
6
|
7
|
8
|
10
|
12
|
16
|
17
|
19
|
20
|
21
|
22
|
22
|
22
|
22
|
21
|
21
|
22
|
22
|
21
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
55%
|
63%
|
71%
|
76%
|
80%
|
84%
|
84%
|
83%
|
78%
|
67%
|
55%
|
42%
|
37%
|
32%
|
25%
|
23%
|
22%
|
23%
|
24%
|
27%
|
34%
|
38%
|
43%
|
49%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 10 | 13 | 14 | 14 | 13 | 9 | 6 | 3 | 1 | 1 | - | - | - | - | - |
Sunday (20 December 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 |
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
20°
|
19°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
19°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
24°
|
24°
|
23°
|
21°
|
20°
|
19°
|
| Feels like temperature (°C) |
18°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
21°
|
22°
|
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
20°
|
18°
|
17°
|
| Wind direction and speed (mph) |
NE
8
|
NE
8
|
NE
7
|
NE
6
|
NE
5
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
5
|
ENE
5
|
ENE
5
|
NE
5
|
NE
5
|
ENE
4
|
ENE
4
|
ENE
5
|
ENE
6
|
ENE
6
|
NE
7
|
NE
7
|
NE
8
|
NE
8
|
NE
8
|
NNE
8
|
| Wind gust (mph) |
19
|
17
|
16
|
13
|
13
|
11
|
12
|
13
|
15
|
15
|
16
|
17
|
17
|
17
|
18
|
19
|
20
|
20
|
20
|
20
|
19
|
19
|
20
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
58%
|
65%
|
69%
|
74%
|
76%
|
79%
|
79%
|
78%
|
76%
|
71%
|
65%
|
57%
|
51%
|
43%
|
40%
|
37%
|
33%
|
34%
|
39%
|
43%
|
44%
|
47%
|
52%
|
59%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 13 | 13 | 9 | 6 | 3 | 1 | 1 | - | - | - | - | - |
Monday (21 December 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 |
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
18°
|
17°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
18°
|
20°
|
21°
|
21°
|
22°
|
23°
|
23°
|
23°
|
22°
|
22°
|
21°
|
20°
|
19°
|
| Feels like temperature (°C) |
17°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
21°
|
21°
|
22°
|
22°
|
22°
|
21°
|
20°
|
19°
|
19°
|
18°
|
| Wind direction and speed (mph) |
NNE
8
|
NNE
8
|
NNE
7
|
NNE
6
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
4
|
ENE
4
|
ENE
4
|
ENE
5
|
ENE
4
|
ENE
4
|
NE
5
|
NE
5
|
NE
6
|
NE
7
|
NNE
7
|
NNE
7
|
NNE
7
|
NNE
7
|
| Wind gust (mph) |
20
|
19
|
16
|
15
|
14
|
12
|
12
|
12
|
13
|
13
|
14
|
15
|
16
|
16
|
17
|
17
|
17
|
18
|
18
|
18
|
18
|
17
|
17
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
73%
|
77%
|
81%
|
84%
|
85%
|
86%
|
86%
|
83%
|
77%
|
70%
|
65%
|
58%
|
53%
|
47%
|
42%
|
40%
|
40%
|
41%
|
44%
|
49%
|
53%
|
58%
|
64%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 6 | 8 | 11 | 13 | 13 | 12 | 7 | 7 | 3 | 1 | 1 | - | - | - | - | - |
Tuesday (22 December 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%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
19°
|
20°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
24°
|
23°
|
22°
|
21°
|
20°
|
| Feels like temperature (°C) |
17°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
17°
|
19°
|
20°
|
21°
|
22°
|
23°
|
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
20°
|
20°
|
| Wind direction and speed (mph) |
NNE
7
|
NNE
7
|
NNE
6
|
NNE
5
|
NNE
4
|
NNE
3
|
NNE
3
|
NNE
3
|
N
3
|
N
3
|
N
3
|
NNE
3
|
NNE
3
|
NE
3
|
ENE
3
|
ENE
4
|
ENE
4
|
NE
4
|
NNE
5
|
NNE
5
|
NNE
5
|
N
6
|
N
6
|
N
6
|
| Wind gust (mph) |
17
|
16
|
14
|
12
|
10
|
9
|
8
|
9
|
10
|
11
|
12
|
12
|
13
|
13
|
14
|
14
|
15
|
16
|
16
|
16
|
15
|
14
|
15
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
71%
|
76%
|
79%
|
82%
|
83%
|
84%
|
83%
|
81%
|
75%
|
70%
|
64%
|
58%
|
51%
|
45%
|
43%
|
39%
|
39%
|
42%
|
44%
|
45%
|
49%
|
55%
|
63%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 8 | 12 | 13 | 14 | 11 | 10 | 4 | 3 | 1 | 1 | - | - | - | - | - |
Wednesday (23 December 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 |
20%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
30%
|
30%
|
40%
|
10%
|
| Temperature (°C) |
19°
|
18°
|
18°
|
17°
|
17°
|
20°
|
24°
|
25°
|
24°
|
21°
|
| Feels like temperature (°C) |
19°
|
18°
|
17°
|
17°
|
17°
|
20°
|
23°
|
25°
|
24°
|
20°
|
| Wind direction and speed (mph) |
N
5
|
N
5
|
N
4
|
N
3
|
NNE
3
|
ESE
4
|
SE
5
|
ESE
5
|
ENE
5
|
NNE
6
|
| Wind gust (mph) |
13
|
13
|
12
|
9
|
12
|
14
|
18
|
17
|
17
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
70%
|
72%
|
80%
|
79%
|
58%
|
42%
|
41%
|
46%
|
57%
|
| UV | - | - | - | 1 | 6 | 14 | 9 | 1 | - | - |
Thursday (24 December 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
20%
|
30%
|
50%
|
40%
|
30%
|
| Temperature (°C) |
18°
|
17°
|
17°
|
21°
|
25°
|
26°
|
25°
|
21°
|
| Feels like temperature (°C) |
18°
|
17°
|
17°
|
21°
|
25°
|
26°
|
24°
|
21°
|
| Wind direction and speed (mph) |
NNE
5
|
NE
4
|
NE
3
|
E
4
|
SSE
5
|
SSE
5
|
E
6
|
ENE
7
|
| Wind gust (mph) |
13
|
10
|
14
|
16
|
18
|
20
|
18
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
81%
|
76%
|
56%
|
41%
|
37%
|
43%
|
62%
|
| UV | - | 1 | 6 | 14 | 11 | 1 | - | - |
Tooltip header
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Monthly averages
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Forecast for 6am (UTC+2) Friday
Updated 00:26 (UTC) on Fri 19 Dec 2025
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Nearest forecasts
- Johannesburg Soccer City Stdm 3.9 miles
- Johannesburg Ellis Park Stdm 3.9 miles
- Johannesburg Int. Airport 14.8 miles
- Pretoria (Irene) 22.8 miles
- Pretoria Loftus Versfeld Stdm 32.6 miles
- Pretoria 33.0 miles
- Rustenburg Royal Bafokeng Stdm 66.7 miles
- Potchefstroom 69.2 miles
- Witbank 77.5 miles
- Warmbaths 90.8 miles
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