Yes

you do need a jacket based on the weather in Milnerton, Cape Town, South Africa 1 second ago

Why? Because the wind could blow a wig clean off your head!
68°F20°C & Mostly Clear

Wind is 9 mph15 km/h from the West, gusting to 23 mph37 km/h
October 27
1pm68°F20°C9 mph15 km/h WestMostly Clear
2pm67°F20°C9 mph14 km/h WestMostly Clear
3pm66°F19°C8 mph12 km/h WestMostly Clear
4pm64°F18°C7 mph11 km/h WestMostly Clear
5pm62°F17°C5 mph7 km/h WestClear
6pm59°F15°C2 mph4 km/h WestMostly Clear
7pm58°F14°C2 mph3 km/h WestMostly Clear
8pm56°F13°C1 mph2 km/h EastClear
9pm55°F13°C1 mph2 km/h EastClear
10pm54°F12°C1 mph2 km/h EastClear
11pm53°F11°C1 mph2 km/h SoutheastClear
October 28
12am52°F11°C2 mph3 km/h SoutheastMostly Clear
DateLowHighWindDayNight
October 2651°F11°C68°F20°C7 mph11 km/h from NorthwestMostly ClearMostly Clear
October 2751°F10°C73°F23°C10 mph16 km/h from SouthMostly ClearMostly Clear
October 2857°F14°C73°F23°C16 mph27 km/h from SouthWindyClear
October 2957°F14°C87°F30°C5 mph8 km/h from SouthClearMostly Clear
October 3058°F15°C71°F22°C8 mph13 km/h from WestPartly CloudyDrizzle
October 3154°F12°C68°F20°C8 mph13 km/h from SouthwestMostly ClearMostly Clear
November 152°F11°C71°F22°C10 mph16 km/h from SouthClearMostly Clear

Yes

Low of 51°F11°C, High of 73°F23°C
Wind: 10 mph16 km/h
Precipitation: None

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