No
you don't need a jacket based on the weather in Johannesburg, South Africa 1 second ago
71°F22°C & Mostly Clear
Wind is 4 mph7 km/h from the Southwest, gusting to 16 mph25 km/h
| September 18 | ||||
| 1pm | 70°F21°C | 4 mph7 km/h South | Mostly Clear | |
| 2pm | 65°F19°C | 4 mph6 km/h South | Clear | |
| 3pm | 62°F17°C | 3 mph5 km/h South | Clear | |
| 4pm | 61°F16°C | 3 mph5 km/h Southeast | Clear | |
| 5pm | 60°F15°C | 3 mph5 km/h Southeast | Clear | |
| 6pm | 58°F15°C | 3 mph4 km/h Southeast | Clear | |
| 7pm | 57°F14°C | 3 mph5 km/h Southeast | Clear | |
| 8pm | 56°F14°C | 3 mph4 km/h Southeast | Clear | |
| 9pm | 55°F13°C | 3 mph4 km/h Southeast | Clear | |
| 10pm | 54°F12°C | 3 mph5 km/h Southeast | Clear | |
| 11pm | 54°F12°C | 3 mph5 km/h East | Clear | |
| September 19 | ||||
| 12am | 54°F12°C | 3 mph5 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 48°F9°C | 79°F26°C | 7 mph11 km/h from West | Clear | Clear |
| September 18 | 54°F12°C | 81°F27°C | 5 mph9 km/h from North | Clear | Mostly Clear |
| September 19 | 54°F12°C | 76°F25°C | 10 mph16 km/h from North | Mostly Clear | Mostly Clear |
| September 20 | 55°F13°C | 79°F26°C | 8 mph13 km/h from North | Clear | Clear |
| September 21 | 56°F13°C | 77°F25°C | 9 mph15 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| September 22 | 59°F15°C | 77°F25°C | 8 mph13 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| September 23 | 54°F12°C | 65°F18°C | 7 mph11 km/h from Northwest | Cloudy | Drizzle |
Yes
Low of 54°F12°C, High of 81°F27°CWind: 5 mph9 km/h
Precipitation: None