No

you don't need a jacket based on the weather in Chicago, IL 60642, USA 1 second ago

73°F23°C & Clear

Wind is 4 mph6 km/h from the South, gusting to 7 mph11 km/h
July 2
12am72°F22°C4 mph7 km/h SouthClear
1am71°F22°C4 mph7 km/h SouthwestClear
2am70°F21°C5 mph8 km/h SouthwestClear
3am69°F20°C5 mph8 km/h SouthwestClear
4am68°F20°C5 mph8 km/h SouthwestClear
5am67°F20°C5 mph8 km/h SouthwestClear
6am67°F19°C6 mph9 km/h WestClear
7am69°F20°C5 mph8 km/h WestClear
8am71°F22°C5 mph8 km/h WestMostly Clear
9am75°F24°C5 mph8 km/h WestClear
10am79°F26°C5 mph8 km/h WestClear
11am82°F28°C5 mph8 km/h WestMostly Clear
DateLowHighWindDayNight
July 170°F21°C84°F29°C6 mph9 km/h from NortheastClearClear
July 267°F19°C87°F31°C4 mph7 km/h from WestPartly CloudyClear
July 371°F22°C86°F30°C5 mph7 km/h from NortheastMostly ClearDrizzle
July 472°F22°C91°F33°C6 mph9 km/h from SouthMostly ClearMostly Clear
July 576°F24°C94°F34°C10 mph15 km/h from SouthwestPartly CloudyPartly Cloudy
July 676°F24°C88°F31°C10 mph15 km/h from SouthwestDrizzleMostly Cloudy
July 770°F21°C83°F29°C7 mph11 km/h from NorthMostly CloudyMostly Cloudy

No

Low of 67°F20°C, High of 87°F31°C
Wind: 4 mph7 km/h
Precipitation: None

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