Yes

you do need a jacket based on the weather in Milwaukee, WI 53202, USA 1 second ago

Why? Because there's a refreshing nip in the air!
47°F8°C & Partly Cloudy

Wind is 3 mph5 km/h from the Northwest, gusting to 5 mph8 km/h
May 6
1am46°F8°C4 mph6 km/h NorthwestMostly Clear
2am46°F8°C4 mph7 km/h NorthwestMostly Cloudy
3am46°F8°C5 mph8 km/h WestMostly Cloudy
4am45°F7°C5 mph8 km/h WestMostly Cloudy
5am45°F7°C7 mph11 km/h WestMostly Cloudy
6am46°F8°C8 mph13 km/h WestCloudy
7am47°F8°C8 mph13 km/h NorthwestMostly Cloudy
8am49°F10°C8 mph12 km/h NorthwestMostly Cloudy
9am53°F12°C8 mph13 km/h NorthwestMostly Cloudy
10am57°F14°C8 mph14 km/h NorthwestPartly Cloudy
11am61°F16°C8 mph13 km/h NorthwestPartly Cloudy
12pm64°F18°C8 mph13 km/h NorthwestPartly Cloudy
DateLowHighWindDayNight
May 545°F7°C54°F12°C4 mph7 km/h from NortheastMostly CloudyPartly Cloudy
May 645°F7°C68°F20°C6 mph10 km/h from NorthPartly CloudyClear
May 744°F7°C56°F13°C15 mph25 km/h from NortheastWindyWindy
May 841°F5°C54°F12°C12 mph20 km/h from NortheastClearMostly Clear
May 941°F5°C62°F17°C5 mph8 km/h from SoutheastMostly ClearMostly Clear
May 1046°F8°C69°F20°C9 mph14 km/h from NorthMostly ClearMostly Clear
May 1148°F9°C68°F20°C7 mph12 km/h from EastMostly ClearClear

Yes

Low of 46°F8°C, High of 68°F20°C
Wind: 6 mph10 km/h
Precipitation: None

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