10-day forecast — Johannesburg
Refreshed hourly
Fri · Today · 13 Nov
Sunny
33°
19°
1%
Wind10 mph N
Gusts21 mph
UV index14 – Extreme
Precip chance1%
Sunrise5:11 AM
Sunset6:32 PM
Sat · Tomorrow · 14 Nov
Sunny
29°
19°
0.12 in
Wind11 mph NW
Gusts24 mph
UV index14 – Extreme
Precip chance57%
Sunrise5:10 AM
Sunset6:33 PM
Sunday · 15 Nov
Showers
27°
16°
0.84 in
Wind12 mph N
Gusts27 mph
UV index13 – Extreme
Precip chance77%
Sunrise5:10 AM
Sunset6:34 PM
Monday · 16 Nov
Partly cloudy
29°
16°
0.12 in
Wind11 mph N
Gusts23 mph
UV index7 – High
Precip chance57%
Sunrise5:09 AM
Sunset6:35 PM
Tuesday · 17 Nov
Partly cloudy
30°
17°
0.07 in
Wind9 mph N
Gusts23 mph
UV index8 – Very high
Precip chance57%
Sunrise5:09 AM
Sunset6:35 PM
Wednesday · 18 Nov
Sunny
27°
16°
0.31 in
Wind11 mph N
Gusts26 mph
UV index8 – Very high
Precip chance65%
Sunrise5:09 AM
Sunset6:36 PM
Thursday · 19 Nov
Sunny
30°
18°
0.02 in
Wind10 mph NW
Gusts25 mph
UV index8 – Very high
Precip chance36%
Sunrise5:08 AM
Sunset6:37 PM
Friday · 20 Nov
Showers
24°
19°
0.24 in
Wind5 mph E
Gusts18 mph
UV index6 – High
Precip chance73%
Sunrise5:08 AM
Sunset6:38 PM
Saturday · 21 Nov
Light drizzle
25°
17°
0.49 in
Wind7 mph N
Gusts21 mph
UV index6 – High
Precip chance82%
Sunrise5:08 AM
Sunset6:38 PM
Sunday · 22 Nov
Showers
27°
17°
0.15 in
Wind12 mph N
Gusts26 mph
UV index7 – High
Precip chance66%
Sunrise5:08 AM
Sunset6:39 PM
Monday · 23 Nov
Mostly cloudy
30°
18°
0.06 in
Wind7 mph NW
Gusts17 mph
UV index8 – Very high
Precip chance57%
Sunrise5:07 AM
Sunset6:40 PM
Tuesday · 24 Nov
Partly cloudy
32°
19°
0.18 in
Wind8 mph NW
Gusts19 mph
UV index9 – Very high
Precip chance57%
Sunrise5:07 AM
Sunset6:41 PM
Wednesday · 25 Nov
Showers
32°
23°
0.03 in
Wind10 mph NW
Gusts24 mph
UV index8 – Very high
Precip chance36%
Sunrise5:07 AM
Sunset6:41 PM
Thursday · 26 Nov
Showers
29°
20°
0.19 in
Wind9 mph W
Gusts24 mph
UV index7 – High
Precip chance61%
Sunrise5:07 AM
Sunset6:42 PM
About Johannesburg
CountrySouth Africa
RegionGauteng
Population9,418,183
ContinentAfrica
Time zoneAfrica/Johannesburg (+02:00)
Latitude-26.2040°
Longitude28.0470°
Air QualityUnhealthy for Sensitive Groups (AQI 108)
Details & indices
Wind
6 mph NW
Gusts 19 mph
Humidity
18%
Dew point 4°
Pressure
29.94 inHg
Rising
UV index
14 — Extreme
High today
Air Quality
Unhealthy for Sensitive Groups
AQI 108 · US EPA
Visibility
6 mi
Clear view
Sun & moon
Sunrise5:11 AM
Sunset6:32 PM
Length of day13h 21m
Moonrise8:22 AM
Moonset10:42 PM
Moon phase🌔 Waxing Crescent
Local time12:56 PM (+02:00)
Johannesburg climate in August
8-year averages · when to visitBest months: January–December · August: Perfect
| July | August | September | |
|---|---|---|---|
| Average temperature | ▲ 10°C | 14°C | ▲ 17°C |
| Typical high | ▲ 17°C | 21°C | ▲ 25°C |
| Typical low | ▲ 4°C | 7°C | ▲ 10°C |
| Precipitation | ▲ 2 mm | 6 mm | ▲ 12 mm |
| Wet days | ▲ 0 d | 1 d | ▲ 3 d |
| Humidity | ▼ 41% | 38% | ▲ 43% |
| Sunshine per day | ▲ 10.2 h | 10.6 h | ▲ 11.2 h |
| Cloud cover | ▲ 4% | 5% | ▲ 6% |
| Midday UV | ▲ 6 | 7 | ▲ 9 |
| Daylight | 10:41 | 11:13 | 11:57 |
| Our take | Good | Perfect | Perfect |
August temperatures day by day daily mean + smoothed trend · °C
August precipitation day by day mm
August UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 12:56 PM
Johannesburg, South Africa · 26.20°S, 28.05°E · Africa/Johannesburg · Forecast computed for these exact coordinates