Yes

you do need a jacket based on the weather in South Africa 1 second ago

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
39°F4°C & Clear

Wind is 6 mph9 km/h from the South, gusting to 11 mph18 km/h
May 2
1am38°F4°C5 mph9 km/h SouthClear
2am41°F5°C6 mph9 km/h SouthMostly Clear
3am45°F7°C7 mph12 km/h SouthMostly Clear
4am48°F9°C8 mph12 km/h SouthMostly Clear
5am51°F10°C6 mph10 km/h SoutheastMostly Clear
6am53°F12°C6 mph9 km/h SouthMostly Clear
7am55°F13°C6 mph10 km/h SouthClear
8am57°F14°C6 mph10 km/h SouthClear
9am58°F14°C6 mph9 km/h SouthClear
10am58°F14°C6 mph10 km/h SouthMostly Clear
11am57°F14°C7 mph11 km/h SouthMostly Clear
12pm54°F12°C5 mph8 km/h SouthPartly Cloudy
DateLowHighWindDayNight
May 138°F3°C58°F14°C6 mph10 km/h from SouthMostly ClearMostly Cloudy
May 238°F4°C61°F16°C7 mph11 km/h from EastMostly ClearClear
May 340°F4°C67°F20°C7 mph11 km/h from NortheastMostly ClearClear
May 445°F7°C73°F23°C10 mph16 km/h from NorthMostly ClearMostly Clear
May 549°F9°C77°F25°C9 mph15 km/h from NorthwestClearClear
May 651°F10°C78°F25°C10 mph15 km/h from NorthwestClearMostly Clear
May 749°F9°C77°F25°C5 mph9 km/h from NorthClearClear

Yes

Low of 38°F4°C, High of 61°F16°C
Wind: 7 mph11 km/h
Precipitation: None

Support This Page