Johannesburg monthly weather forecast

Monthly weather forecast for Johannesburg. ℃ Average temperatures % Humidity, precipitation ️ Sunrise and sunset ️ Wind direction and speed

31 August 2026, Monday
+12°C / +23°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+15°C
2.2
40%
836
01:00
+15°C
3.5
39%
835
02:00
+13°C
5.1
42%
835
03:00
+13°C
5.6
39%
834
04:00
+13°C
5.9
39%
834
05:00
+12°C
5.3
41%
834
06:00
+12°C
5.3
41%
834
07:00
+13°C
5.5
40%
835
08:00
+15°C
8.2
34%
838
09:00
+17°C
9.4
30%
839
10:00
+19°C
11.4
26%
840
11:00
+21°C
13.3
24%
840
12:00
+22°C
10.7
21%
840
13:00
+23°C
8.1
20%
840
14:00
+23°C
7.1
19%
839
15:00
+23°C
6.4
19%
839
16:00
+23°C
6.2
20%
839
17:00
+23°C
6.7
21%
838
18:00
+21°C
8.1
23%
838
19:00
+20°C
4.8
26%
838
20:00
+19°C
2.5
31%
838
21:00
+18°C
1.8
34%
838
22:00
+18°C
1.8
34%
838
23:00
+17°C
1.8
37%
838
01 September 2026, Tuesday
+13°C / +25°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+17°C
2.1
37%
838
01:00
+16°C
3.9
36%
837
02:00
+16°C
3.5
36%
837
03:00
+15°C
3.7
37%
836
04:00
+14°C
2.7
39%
836
05:00
+14°C
3
40%
836
06:00
+13°C
3.3
41%
836
07:00
+14°C
4.9
43%
837
08:00
+17°C
6.4
38%
840
09:00
+19°C
8
35%
841
10:00
+21°C
9
29%
842
11:00
+22°C
8.9
25%
842
12:00
+23°C
9.2
22%
842
13:00
+24°C
9.5
20%
841
14:00
+25°C
9
20%
840
15:00
+25°C
9.1
20%
840
16:00
+24°C
9
20%
839
17:00
+24°C
9.3
20%
839
18:00
+22°C
8
22%
838
19:00
+21°C
7.2
25%
838
20:00
+20°C
5.8
28%
839
21:00
+18°C
4.7
31%
839
22:00
+18°C
5.1
33%
839
23:00
+17°C
5.8
35%
839
02 September 2026, Wednesday
+12°C / +25°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+17°C
7.2
37%
839
01:00
+16°C
6.8
44%
838
02:00
+15°C
8
50%
837
03:00
+14°C
7.3
56%
837
04:00
+14°C
7.3
60%
836
05:00
+13°C
6
63%
836
06:00
+12°C
5
67%
836
07:00
+13°C
5.1
64%
837
08:00
+16°C
5.2
53%
839
09:00
+19°C
5.2
42%
840
10:00
+21°C
4.9
34%
841
11:00
+23°C
6.4
28%
841
12:00
+24°C
9.6
22%
840
13:00
+25°C
11.5
20%
839
14:00
+25°C
13
17%
839
15:00
+25°C
14.7
17%
838
16:00
+24°C
14.4
18%
837
17:00
+24°C
14
18%
837
18:00
+22°C
11.5
20%
837
19:00
+21°C
10.6
23%
837
20:00
+20°C
9.1
26%
837
21:00
+19°C
6.5
29%
836
22:00
+19°C
12.4
32%
836
23:00
+18°C
15.2
37%
836
03 September 2026, Thursday
+13°C / +24°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+16°C
12.5
42%
836
01:00
+15°C
11.6
48%
835
02:00
+15°C
11.9
53%
834
03:00
+14°C
11.2
56%
833
04:00
+13°C
10.6
59%
832
05:00
+13°C
10.5
61%
832
06:00
+13°C
11
62%
832
07:00
+13°C
12.2
57%
832
08:00
+15°C
12.5
49%
833
09:00
+17°C
14.9
41%
834
10:00
+19°C
18
33%
834
11:00
+21°C
20
28%
833
12:00
+22°C
20.4
25%
833
13:00
+23°C
20.8
23%
832
14:00
+24°C
20.3
22%
831
15:00
+24°C
19.2
23%
830
16:00
+23°C
18.1
24%
830
17:00
+22°C
18
26%
829
18:00
+21°C
15.3
29%
829
19:00
+21°C
14.4
31%
829
20:00
+20°C
12.7
32%
829
21:00
+19°C
11.7
34%
828
22:00
+18°C
11.2
36%
828
23:00
+18°C
10.9
37%
828
04 September 2026, Friday
+11°C / +18°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+18°C
10.8
37%
827
01:00
+17°C
13.1
37%
826
02:00
+17°C
14.4
39%
826
03:00
+16°C
11.3
47%
826
04:00
+14°C
6.9
61%
826
05:00
+13°C
4.4
76%
827
06:00
+12°C
3.3
84%
827
07:00
+12°C
11
89%
828
08:00
+11°C
17.6
92%
828
09:00
+12°C
20.6
92%
829
10:00
+12°C
21.9
89%
830
11:00
+13°C
22.2
87%
830
12:00
+13°C
21
87%
830
13:00
+13°C
18.7
88%
830
14:00
+12°C
17.7
89%
830
15:00
+12°C
18.9
89%
830
16:00
+12°C
21.3
89%
830
17:00
+12°C
23.5
89%
830
18:00
+12°C
24.3
90%
830
19:00
+12°C
24.6
92%
830
20:00
+11°C
25
94%
831
21:00
+11°C
26.2
94%
831
22:00
+11°C
27.5
95%
830
23:00
+11°C
28.3
95%
830
05 September 2026, Saturday
+10°C / +16°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
27.9
94%
830
01:00
+10°C
26.6
93%
829
02:00
+10°C
25
92%
829
03:00
+10°C
22.6
90%
829
04:00
+10°C
20.2
89%
829
05:00
+10°C
18.6
87%
830
06:00
+11°C
17.5
86%
830
07:00
+11°C
16.8
84%
831
08:00
+12°C
16
82%
832
09:00
+13°C
14.6
80%
832
10:00
+14°C
13.2
78%
832
11:00
+15°C
13.6
76%
832
12:00
+16°C
17
73%
832
13:00
+16°C
21.8
70%
831
14:00
+16°C
25.1
70%
830
15:00
+15°C
24.9
75%
829
16:00
+14°C
22.9
84%
829
17:00
+13°C
20.5
91%
829
18:00
+13°C
18.3
95%
829
19:00
+13°C
15.8
96%
830
20:00
+12°C
13
97%
831
21:00
+12°C
9.5
98%
831
22:00
+12°C
6.2
99%
831
23:00
+11°C
4.5
99%
831
06 September 2026, Sunday
+7°C / +13°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
6.8
99%
830
01:00
+10°C
5.5
98%
830
02:00
+10°C
4.5
97%
830
03:00
+10°C
4
97%
830
04:00
+10°C
3.6
97%
830
05:00
+10°C
3.4
97%
831
06:00
+10°C
3.1
96%
831
07:00
+11°C
2.4
94%
832
08:00
+11°C
1.2
93%
832
09:00
+11°C
2.5
89%
833
10:00
+12°C
6.5
85%
833
11:00
+12°C
11.2
80%
833
12:00
+12°C
15.5
75%
833
13:00
+13°C
19
72%
833
14:00
+13°C
21.1
71%
834
15:00
+12°C
21.3
71%
834
16:00
+12°C
20.8
74%
835
17:00
+11°C
20.2
77%
836
18:00
+11°C
20.2
81%
836
19:00
+10°C
20.9
84%
837
20:00
+10°C
21.8
86%
837
21:00
+9°C
22.3
87%
837
22:00
+8°C
22.5
87%
837
23:00
+7°C
22.4
87%
837
07 September 2026, Monday
+5°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+6°C
22.2
86%
837
01:00
+6°C
21.9
85%
837
02:00
+5°C
21.8
84%
838
03:00
+5°C
21.9
83%
838
04:00
+5°C
21.9
83%
838
05:00
+5°C
22
83%
839
06:00
+5°C
22.2
82%
840
07:00
+5°C
21.9
81%
840
08:00
+5°C
21.5
78%
841
09:00
+7°C
20.5
73%
841
10:00
+8°C
19.1
66%
841
11:00
+10°C
17.6
60%
842
12:00
+12°C
16.2
54%
842
13:00
+13°C
15.1
50%
842
14:00
+14°C
14.5
49%
842
15:00
+14°C
14.2
49%
842
16:00
+13°C
14.2
50%
842
17:00
+12°C
14.4
53%
842
18:00
+11°C
14.6
57%
842
19:00
+9°C
14.6
61%
842
20:00
+8°C
14.4
64%
841
21:00
+8°C
14
68%
841
22:00
+7°C
13.2
73%
841
23:00
+6°C
12.6
79%
841
08 September 2026, Tuesday
+4°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+5°C
11.9
84%
841
01:00
+5°C
11.2
89%
841
02:00
+4°C
10.5
92%
841
03:00
+4°C
10
93%
841
04:00
+4°C
9.3
92%
841
05:00
+4°C
8.7
90%
842
06:00
+4°C
8.1
87%
842
07:00
+5°C
7.4
84%
843
08:00
+5°C
6.7
80%
843
09:00
+7°C
5.8
74%
843
10:00
+8°C
5.2
67%
843
11:00
+10°C
5.1
59%
843
12:00
+12°C
5.2
54%
843
13:00
+13°C
5.6
50%
843
14:00
+14°C
6.1
48%
842
15:00
+14°C
6.3
50%
842
16:00
+13°C
6.3
53%
842
17:00
+12°C
6.1
59%
841
18:00
+11°C
6
66%
841
19:00
+10°C
5.7
72%
841
20:00
+9°C
5.3
77%
840
21:00
+8°C
5
79%
840
22:00
+7°C
4.5
80%
839
23:00
+7°C
3.9
80%
839
09 September 2026, Wednesday
+6°C / +17°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+6°C
3.1
79%
838
01:00
+6°C
2.6
79%
838
02:00
+6°C
2.2
78%
838
03:00
+6°C
1.8
79%
838
04:00
+6°C
1.8
80%
838
05:00
+7°C
1.6
81%
839
06:00
+7°C
1.4
81%
839
07:00
+8°C
1.3
80%
840
08:00
+8°C
1.1
78%
840
09:00
+10°C
0.7
72%
840
10:00
+11°C
0.2
65%
841
11:00
+13°C
0.5
57%
841
12:00
+15°C
1.1
51%
841
13:00
+16°C
1.5
47%
841
14:00
+17°C
1.6
44%
841
15:00
+16°C
1.5
45%
841
16:00
+16°C
1.1
48%
840
17:00
+15°C
0.5
51%
840
18:00
+14°C
0
56%
839
19:00
+12°C
0.4
61%
839
20:00
+12°C
0.4
65%
838
21:00
+11°C
0.5
67%
838
22:00
+10°C
1.5
68%
837
23:00
+9°C
2.7
69%
836
10 September 2026, Thursday
+7°C / +19°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+8°C
3.8
70%
836
01:00
+7°C
4.9
70%
835
02:00
+7°C
5.5
70%
835
03:00
+7°C
5.9
70%
835
04:00
+8°C
6.1
69%
836
05:00
+8°C
6.4
68%
837
06:00
+9°C
6.5
66%
837
07:00
+10°C
6.8
64%
838
08:00
+11°C
7
61%
839
09:00
+12°C
7.1
58%
839
10:00
+14°C
7
53%
840
11:00
+15°C
6.9
48%
840
12:00
+17°C
6.7
44%
840
13:00
+18°C
6.5
42%
840
14:00
+19°C
6.2
41%
840
15:00
+19°C
5.8
41%
840
16:00
+18°C
5.4
44%
839
17:00
+17°C
5.6
47%
839
18:00
+16°C
6
52%
838
19:00
+15°C
6.3
56%
838
20:00
+14°C
6.4
59%
837
21:00
+13°C
5.9
62%
837
22:00
+12°C
5.2
64%
837
23:00
+11°C
5.3
67%
836
11 September 2026, Friday
+10°C / +20°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
6.1
68%
836
01:00
+10°C
7.4
70%
836
02:00
+10°C
8.2
71%
836
03:00
+10°C
8.7
73%
837
04:00
+10°C
8.6
75%
837
05:00
+10°C
8.6
76%
838
06:00
+11°C
8.4
77%
838
07:00
+12°C
8.3
75%
839
08:00
+12°C
8.1
72%
839
09:00
+13°C
7.9
65%
840
10:00
+15°C
7.4
57%
840
11:00
+16°C
6.7
48%
840
12:00
+18°C
6.1
41%
840
13:00
+19°C
5.6
36%
840
14:00
+20°C
5.7
34%
840
15:00
+20°C
6.2
34%
840
16:00
+19°C
7.1
36%
840
17:00
+18°C
8.1
39%
840
18:00
+17°C
9.2
44%
840
19:00
+16°C
9.9
48%
839
20:00
+15°C
9.9
52%
839
21:00
+14°C
9.1
56%
839
22:00
+13°C
7.9
60%
838
23:00
+12°C
6.7
64%
838
12 September 2026, Saturday
+10°C / +19°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+11°C
6.3
68%
838
01:00
+11°C
6.7
71%
838
02:00
+10°C
7.1
74%
838
03:00
+10°C
7.4
76%
838
04:00
+10°C
7.3
76%
838
05:00
+10°C
7.2
76%
839
06:00
+11°C
6.8
75%
840
07:00
+11°C
6.6
74%
840
08:00
+12°C
6.4
72%
841
09:00
+13°C
6
68%
841
10:00
+14°C
5.4
63%
841
11:00
+16°C
4.9
58%
841
12:00
+17°C
4.4
53%
841
13:00
+19°C
4
50%
841
14:00
+19°C
4
49%
841
15:00
+19°C
4.4
50%
841
16:00
+18°C
5.1
53%
840
17:00
+17°C
6.5
57%
840
18:00
+16°C
7.8
63%
840
19:00
+15°C
9.1
68%
840
20:00
+14°C
10
73%
839
21:00
+13°C
10.5
76%
839
22:00
+12°C
11
79%
839
23:00
+12°C
11.2
82%
839
13 September 2026, Sunday
+10°C / +18°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+11°C
11.6
85%
839
01:00
+11°C
11.9
87%
839
02:00
+10°C
11.9
89%
839
03:00
+10°C
11.6
90%
839
04:00
+10°C
11
91%
840
05:00
+11°C
10.6
93%
840
06:00
+11°C
10.1
93%
841
07:00
+11°C
10
91%
841
08:00
+12°C
9.9
88%
841
09:00
+13°C
9.9
83%
842
10:00
+14°C
9.9
75%
842
11:00
+15°C
10.6
67%
842
12:00
+16°C
11.6
61%
841
13:00
+17°C
12.6
56%
841
14:00
+18°C
13.5
54%
841
15:00
+18°C
13.8
55%
841
16:00
+17°C
14.1
58%
841
17:00
+16°C
13.9
63%
841
18:00
+15°C
13.8
68%
841
19:00
+14°C
13.6
74%
841
20:00
+13°C
13.3
79%
841
21:00
+12°C
13
82%
840
22:00
+12°C
12.7
86%
840
23:00
+11°C
12.2
88%
840


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