Yes

you do need a jacket based on the weather in Auckland, New Zealand 16 seconds ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it and it's so gusty, you’re basically doing accidental parkour!
51°F11°C & Mostly Clear

Wind is 11 mph17 km/h from the Southwest, gusting to 19 mph31 km/h
September 18
3pm52°F11°C11 mph18 km/h SouthwestMostly Clear
4pm54°F12°C11 mph18 km/h SouthwestMostly Clear
5pm55°F13°C12 mph19 km/h SouthwestMostly Clear
6pm56°F14°C12 mph20 km/h SouthwestMostly Clear
7pm58°F15°C12 mph20 km/h SouthwestMostly Clear
8pm59°F15°C13 mph20 km/h SouthwestMostly Clear
9pm59°F15°C12 mph20 km/h SouthwestMostly Clear
10pm60°F15°C12 mph20 km/h SouthwestMostly Clear
11pm59°F15°C12 mph20 km/h SouthwestMostly Clear
September 19
12am59°F15°C12 mph19 km/h SouthwestClear
1am57°F14°C11 mph18 km/h SouthwestClear
2am55°F13°C10 mph15 km/h SouthwestMostly Clear
DateLowHighWindDayNight
September 1847°F8°C60°F15°C12 mph19 km/h from SouthwestMostly ClearMostly Clear
September 1945°F7°C59°F15°C11 mph17 km/h from NortheastPartly CloudyMostly Cloudy
September 2052°F11°C61°F16°C16 mph25 km/h from NorthWindyCloudy
September 2155°F13°C64°F18°C15 mph24 km/h from NorthCloudyDrizzle
September 2256°F13°C63°F17°C15 mph24 km/h from NorthRainRain
September 2355°F13°C63°F17°C14 mph22 km/h from NorthRainRain
September 2451°F11°C60°F16°C13 mph21 km/h from WestDrizzlePartly Cloudy

Yes

Low of 46°F8°C, High of 59°F15°C
Wind: 11 mph17 km/h
Precipitation: None

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