Dailymet

Weather Johannesburg: Current forecast

Johannesburg / South Africa

18.2 °C
Feels like 18.2 °C
Min 14 °C / Max 21 °C
Weather Johannesburg: Moderate rain at times, 18 °C Moderate rain at times
15.5 km/h NW
Wind
26.6 km/h NW
Gusts
1011 hPa
Pressure
0.6 mm
Precipitation
71 %
Humidity
0
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass None
Mugwort None
Ragweed None
06:25 / 17:48
Sunrise / Sunset
08:29 / 19:11
Moonrise / Moonset
Waxing Crescent (3 %)
Moon phase

Updated: Apr 19, 2026, 19:26 CEST Apr 19, 2026, 19:26 SAST

Today's Summary

If you head out in Johannesburg today, you'll see a moderate rain at times sky. The thermometer currently shows 18.2°C. Pack a light jacket for the evening. During the day temperatures will range between 14.2°C and 21.4°C.

Hourly forecast – Johannesburg, today

Apr 19, 19:00
18 °C
Moderate rain at times
Johannesburg Apr 19, 19:00: Moderate rain at times, 18 °C
Apr 19, 20:00
17 °C
Patchy rain possible
Johannesburg Apr 19, 20:00: Patchy rain possible, 17 °C
Apr 19, 21:00
16 °C
Patchy rain possible
Johannesburg Apr 19, 21:00: Patchy rain possible, 16 °C
Apr 19, 22:00
16 °C
Patchy rain possible
Johannesburg Apr 19, 22:00: Patchy rain possible, 16 °C
Apr 19, 23:00
16 °C
Patchy rain possible
Johannesburg Apr 19, 23:00: Patchy rain possible, 16 °C
Apr 20, 00:00
15 °C
Clear
Johannesburg Apr 20, 00:00: Clear, 15 °C
Apr 20, 01:00
15 °C
Clear
Johannesburg Apr 20, 01:00: Clear, 15 °C
Apr 20, 02:00
15 °C
Clear
Johannesburg Apr 20, 02:00: Clear, 15 °C
Apr 20, 03:00
15 °C
Patchy rain possible
Johannesburg Apr 20, 03:00: Patchy rain possible, 15 °C
Apr 20, 04:00
14 °C
Patchy rain possible
Johannesburg Apr 20, 04:00: Patchy rain possible, 14 °C
Apr 20, 05:00
14 °C
Patchy rain possible
Johannesburg Apr 20, 05:00: Patchy rain possible, 14 °C
Apr 20, 06:00
15 °C
Mist
Johannesburg Apr 20, 06:00: Mist, 15 °C
Apr 20, 07:00
14 °C
Mist
Johannesburg Apr 20, 07:00: Mist, 14 °C
Apr 20, 08:00
15 °C
Patchy rain possible
Johannesburg Apr 20, 08:00: Patchy rain possible, 15 °C
Apr 20, 09:00
16 °C
Patchy rain possible
Johannesburg Apr 20, 09:00: Patchy rain possible, 16 °C
Apr 20, 10:00
18 °C
Patchy rain possible
Johannesburg Apr 20, 10:00: Patchy rain possible, 18 °C
Apr 20, 11:00
19 °C
Patchy rain possible
Johannesburg Apr 20, 11:00: Patchy rain possible, 19 °C
Apr 20, 12:00
20 °C
Patchy rain possible
Johannesburg Apr 20, 12:00: Patchy rain possible, 20 °C
Apr 20, 13:00
20 °C
Patchy rain possible
Johannesburg Apr 20, 13:00: Patchy rain possible, 20 °C
Apr 20, 14:00
21 °C
Patchy rain possible
Johannesburg Apr 20, 14:00: Patchy rain possible, 21 °C
Apr 20, 15:00
21 °C
Patchy rain possible
Johannesburg Apr 20, 15:00: Patchy rain possible, 21 °C
Apr 20, 16:00
20 °C
Sunny
Johannesburg Apr 20, 16:00: Sunny, 20 °C
Apr 20, 17:00
20 °C
Patchy rain possible
Johannesburg Apr 20, 17:00: Patchy rain possible, 20 °C
Apr 20, 18:00
18 °C
Patchy rain possible
Johannesburg Apr 20, 18:00: Patchy rain possible, 18 °C
Time
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
Johannesburg Apr 19, 19:00: Moderate rain at times
Johannesburg Apr 19, 20:00: Patchy rain possible
Johannesburg Apr 19, 21:00: Patchy rain possible
Johannesburg Apr 19, 22:00: Patchy rain possible
Johannesburg Apr 19, 23:00: Patchy rain possible
Johannesburg Apr 20, 00:00: Clear
Johannesburg Apr 20, 01:00: Clear
Johannesburg Apr 20, 02:00: Clear
Johannesburg Apr 20, 03:00: Patchy rain possible
Johannesburg Apr 20, 04:00: Patchy rain possible
Johannesburg Apr 20, 05:00: Patchy rain possible
Johannesburg Apr 20, 06:00: Mist
Johannesburg Apr 20, 07:00: Mist
Johannesburg Apr 20, 08:00: Patchy rain possible
Johannesburg Apr 20, 09:00: Patchy rain possible
Johannesburg Apr 20, 10:00: Patchy rain possible
Johannesburg Apr 20, 11:00: Patchy rain possible
Johannesburg Apr 20, 12:00: Patchy rain possible
Johannesburg Apr 20, 13:00: Patchy rain possible
Johannesburg Apr 20, 14:00: Patchy rain possible
Johannesburg Apr 20, 15:00: Patchy rain possible
Johannesburg Apr 20, 16:00: Sunny
Johannesburg Apr 20, 17:00: Patchy rain possible
Johannesburg Apr 20, 18:00: Patchy rain possible
Temperature (°C)
Chance of rain (%)
100
100
100
100
100
0
0
0
67
100
100
66
100
100
70
88
86
100
100
100
100
0
100
100
Precipitation
0.6 mm
0.2 mm
0.6 mm
0.3 mm
0.1 mm
—
—
—
0 mm
0.2 mm
0.1 mm
0.1 mm
0.1 mm
0.1 mm
0 mm
0 mm
0 mm
0.5 mm
0.2 mm
0.2 mm
0.1 mm
—
0.1 mm
0.2 mm
Wind (km/h)
NW
16
NNW
16
NNW
15
NNW
13
NNW
12
N
11
N
10
N
10
N
11
NNW
8
NNW
9
N
9
NNW
8
NNW
10
NNW
11
NW
13
NW
13
NW
15
NW
15
NW
16
NW
16
NW
13
NW
12
WNW
7
Pressure (hPa)
1011
1012
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1014
1015
1015
1015
1014
1013
1013
1012
1012
1012
1012
1013
Humidity (%)
71 %
80 %
91 %
85 %
84 %
87 %
89 %
88 %
89 %
92 %
93 %
94 %
94 %
90 %
84 %
78 %
71 %
66 %
65 %
62 %
61 %
62 %
63 %
70 %
Cloud cover (%)
78 %
86 %
75 %
76 %
85 %
17 %
18 %
16 %
76 %
75 %
89 %
52 %
59 %
67 %
71 %
76 %
71 %
78 %
89 %
72 %
70 %
15 %
82 %
79 %

14-day weather forecast – Johannesburg

14-day trend for Johannesburg: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 9°C at night, with daytime highs up to 23.2°C.

Date
Apr 19
Apr 20
Apr 21
Apr 22
Apr 23
Apr 24
Apr 25
Apr 26
Apr 27
Apr 28
Apr 29
Apr 30
May 1
May 2
Johannesburg April 19, 2026: Moderate rain
Johannesburg April 20, 2026: Patchy rain possible
Johannesburg April 21, 2026: Moderate rain
Johannesburg April 22, 2026: Moderate rain
Johannesburg April 23, 2026: Moderate rain
Johannesburg April 24, 2026: Patchy rain possible
Johannesburg April 25, 2026: Patchy rain possible
Johannesburg April 26, 2026: Sunny
Johannesburg April 27, 2026: Patchy rain possible
Johannesburg April 28, 2026: Sunny
Johannesburg April 29, 2026: Patchy rain possible
Johannesburg April 30, 2026: Patchy rain possible
Johannesburg May 1, 2026: Patchy rain possible
Johannesburg May 2, 2026: Patchy rain possible
Temperature (°C)
Chance of rain (%)
89
88
89
89
88
87
82
0
86
0
89
89
89
89
Precipitation
8.1 mm
2.1 mm
8.4 mm
16.3 mm
18.2 mm
2.5 mm
0.1 mm
—
0.2 mm
0 mm
2.8 mm
0.2 mm
0.3 mm
2.8 mm
Wind max (km/h)
22
16
17
14
28
15
11
14
23
14
18
24
23
19
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
April 19, 2026 Johannesburg April 19, 2026: Moderate rain Moderate rain 14 °C 21 °C 06:25 17:48 08:29 19:11 Waxing Crescent (3 %)
April 20, 2026 Johannesburg April 20, 2026: Patchy rain possible Patchy rain possible 14 °C 21 °C 06:26 17:47 09:41 20:08 Waxing Crescent (9 %)
April 21, 2026 Johannesburg April 21, 2026: Moderate rain Moderate rain 16 °C 21 °C 06:26 17:46 10:49 21:13 Waxing Crescent (17 %)
April 22, 2026 Johannesburg April 22, 2026: Moderate rain Moderate rain 15 °C 21 °C 06:27 17:45 11:51 22:20 Waxing Crescent (27 %)
April 23, 2026 Johannesburg April 23, 2026: Moderate rain Moderate rain 11 °C 13 °C 06:27 17:45 12:44 23:27 Waxing Crescent (38 %)
April 24, 2026 Johannesburg April 24, 2026: Patchy rain possible Patchy rain possible 10 °C 13 °C 06:28 17:44 13:29 — First Quarter (49 %)
April 25, 2026 Johannesburg April 25, 2026: Patchy rain possible Patchy rain possible 11 °C 18 °C 06:28 17:43 14:07 00:31 Waxing Moon (60 %)
April 26, 2026 Johannesburg April 26, 2026: Sunny Sunny 13 °C 21 °C 06:29 17:42 14:41 01:33 Waxing Moon (70 %)
April 27, 2026 Johannesburg April 27, 2026: Patchy rain possible Patchy rain possible 14 °C 23 °C 06:29 17:41 15:12 02:30 Waxing Moon (79 %)
April 28, 2026 Johannesburg April 28, 2026: Sunny Sunny 9 °C 23 °C 06:30 17:40 15:42 03:26 Waxing Moon (87 %)
April 29, 2026 Johannesburg April 29, 2026: Patchy rain possible Patchy rain possible 14 °C 16 °C 06:30 17:40 16:11 04:19 Waxing Moon (93 %)
April 30, 2026 Johannesburg April 30, 2026: Patchy rain possible Patchy rain possible 13 °C 14 °C 06:31 17:39 16:42 05:14 Waxing Moon (97 %)
May 1, 2026 Johannesburg May 1, 2026: Patchy rain possible Patchy rain possible 12 °C 15 °C 06:31 17:38 17:16 06:09 Full Moon (99 %)
May 2, 2026 Johannesburg May 2, 2026: Patchy rain possible Patchy rain possible 14 °C 22 °C 06:32 17:37 17:53 07:05 Waning Moon (100 %)
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