No

you don't need a jacket based on the weather in Champaign, IL, USA 28 minutes ago

74°F23°C & Cloudy

Wind is 6 mph9 km/h from the West, gusting to 9 mph15 km/h
August 27
2pm75°F24°C6 mph9 km/h WestMostly Clear
3pm76°F24°C6 mph9 km/h WestMostly Clear
4pm76°F25°C6 mph10 km/h WestMostly Clear
5pm76°F25°C7 mph11 km/h WestMostly Clear
6pm75°F24°C6 mph10 km/h WestMostly Clear
7pm74°F23°C5 mph8 km/h WestMostly Clear
8pm70°F21°C5 mph8 km/h WestPartly Cloudy
9pm66°F19°C4 mph7 km/h WestPartly Cloudy
10pm63°F17°C4 mph7 km/h WestPartly Cloudy
11pm61°F16°C4 mph6 km/h SouthwestPartly Cloudy
August 28
12am61°F16°C3 mph5 km/h SouthwestPartly Cloudy
1am60°F15°C4 mph7 km/h SouthMostly Clear
DateLowHighWindDayNight
August 2749°F9°C76°F25°C5 mph8 km/h from WestMostly ClearPartly Cloudy
August 2856°F13°C79°F26°C8 mph14 km/h from WestPartly CloudyMostly Clear
August 2956°F13°C75°F24°C8 mph13 km/h from NortheastPartly CloudyPartly Cloudy
August 3050°F10°C74°F24°C7 mph12 km/h from NortheastMostly ClearPartly Cloudy
August 3152°F11°C76°F24°C8 mph13 km/h from EastMostly ClearPartly Cloudy
September 152°F11°C78°F25°C6 mph10 km/h from EastMostly ClearMostly Clear
September 254°F12°C79°F26°C4 mph6 km/h from SoutheastMostly ClearMostly Clear

Yes

Low of 56°F14°C, High of 79°F26°C
Wind: 8 mph14 km/h
Precipitation: 27% rain

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