No

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

71°F22°C & Clear

Wind is 4 mph7 km/h from the South, gusting to 8 mph13 km/h
June 19
11pm71°F22°C5 mph8 km/h SouthClear
June 20
12am69°F21°C5 mph9 km/h SouthwestClear
1am68°F20°C5 mph9 km/h SouthwestClear
2am67°F20°C6 mph9 km/h SouthwestClear
3am67°F20°C6 mph10 km/h SouthwestMostly Clear
4am67°F19°C6 mph9 km/h SouthwestMostly Cloudy
5am66°F19°C6 mph10 km/h SouthwestPartly Cloudy
6am66°F19°C6 mph10 km/h SouthwestMostly Cloudy
7am67°F19°C6 mph10 km/h SouthwestMostly Cloudy
8am69°F20°C7 mph12 km/h SouthwestMostly Cloudy
9am71°F22°C8 mph13 km/h SouthwestCloudy
10am73°F23°C9 mph14 km/h SouthwestCloudy
DateLowHighWindDayNight
June 1964°F18°C82°F28°C4 mph6 km/h from NorthwestMostly ClearMostly Clear
June 2066°F19°C83°F28°C12 mph19 km/h from SouthwestRainMostly Clear
June 2174°F23°C94°F34°C18 mph30 km/h from SouthwestWindyClear
June 2278°F25°C95°F35°C15 mph24 km/h from SouthwestWindyClear
June 2376°F25°C95°F35°C14 mph22 km/h from SouthwestClearMostly Clear
June 2468°F20°C89°F32°C6 mph10 km/h from SouthPartly CloudyDrizzle
June 2566°F19°C86°F30°C6 mph10 km/h from SouthDrizzleThunderstorms

No

Low of 66°F19°C, High of 83°F29°C
Wind: 12 mph19 km/h
Precipitation: 41% rain

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