Yes

you do need a jacket based on the weather in New Zealand 1 second ago

Why? Because it's cool. Pleasantly cool, but cool and it's fairly windy outside!
56°F13°C & Windy

Wind is 17 mph27 km/h from the Northwest, gusting to 24 mph39 km/h
October 15
12pm56°F13°C18 mph28 km/h NorthwestWindy
1pm55°F13°C19 mph30 km/h NorthwestWindy
2pm56°F13°C20 mph32 km/h NorthwestWindy
3pm56°F13°C22 mph35 km/h NorthwestWindy
4pm56°F13°C22 mph35 km/h NorthwestWindy
5pm56°F13°C22 mph35 km/h NorthwestWindy
6pm56°F13°C22 mph35 km/h NorthwestWindy
7pm56°F14°C22 mph35 km/h NorthwestWindy
8pm57°F14°C22 mph36 km/h NorthwestWindy
9pm57°F14°C22 mph35 km/h NorthwestWindy
10pm57°F14°C21 mph34 km/h NorthwestWindy
11pm58°F14°C21 mph34 km/h NorthwestWindy
DateLowHighWindDayNight
October 1554°F12°C60°F15°C20 mph32 km/h from NorthwestWindyMostly Clear
October 1651°F10°C57°F14°C12 mph20 km/h from NorthMostly ClearWindy
October 1755°F13°C59°F15°C25 mph40 km/h from NorthwestWindyRain
October 1853°F12°C58°F14°C22 mph36 km/h from NorthwestRainMostly Clear
October 1952°F11°C57°F14°C25 mph40 km/h from NorthwestWindyWindy
October 2057°F14°C59°F15°C30 mph49 km/h from NorthwestDrizzleDrizzle
October 2156°F13°C59°F15°C28 mph46 km/h from NorthwestDrizzleWindy

Yes

Low of 51°F11°C, High of 57°F14°C
Wind: 12 mph20 km/h
Precipitation: None

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