Yes

you do need a jacket based on the weather in Chicago, IL 60611, USA 1 second ago

Why? Because there's a refreshing nip in the air!
47°F9°C & Cloudy

Wind is 9 mph15 km/h from the Northeast, gusting to 12 mph19 km/h
November 8
6pm48°F9°C10 mph16 km/h EastCloudy
7pm47°F9°C9 mph15 km/h EastCloudy
8pm47°F8°C10 mph15 km/h EastCloudy
9pm47°F8°C9 mph15 km/h EastCloudy
10pm46°F8°C9 mph15 km/h EastCloudy
11pm46°F8°C9 mph15 km/h EastDrizzle
November 9
12am45°F7°C10 mph15 km/h EastDrizzle
1am44°F7°C10 mph16 km/h EastRain
2am44°F6°C10 mph15 km/h EastRain
3am43°F6°C10 mph16 km/h EastRain
4am42°F6°C12 mph19 km/h NortheastRain
5am41°F5°C13 mph21 km/h NortheastDrizzle
DateLowHighWindDayNight
November 841°F5°C50°F10°C10 mph16 km/h from EastRainRain
November 927°F-3°C41°F5°C17 mph27 km/h from NorthwestWindySnow
November 1027°F-3°C37°F3°C13 mph21 km/h from NorthwestSnowPartly Cloudy
November 1127°F-3°C40°F4°C12 mph20 km/h from SouthwestMostly CloudyPartly Cloudy
November 1237°F3°C50°F10°C11 mph18 km/h from WestMostly ClearMostly Clear
November 1335°F1°C52°F11°C7 mph12 km/h from WestMostly ClearPartly Cloudy
November 1438°F3°C56°F13°C7 mph11 km/h from SoutheastMostly ClearMostly Cloudy

Yes

Low of 27°F-3°C, High of 41°F5°C
Wind: 17 mph27 km/h
Precipitation: None

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