Yes

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

Why? Because it's so windy, your hat has officially retired from your head!
79°F26°C & Mostly Clear

Wind is 13 mph21 km/h from the West, gusting to 22 mph35 km/h
June 8
4pm78°F26°C14 mph22 km/h WestMostly Cloudy
5pm78°F26°C14 mph23 km/h SouthwestCloudy
6pm77°F25°C16 mph25 km/h WestWindy
7pm71°F22°C12 mph20 km/h WestThunderstorms
8pm68°F20°C9 mph14 km/h NorthwestCloudy
9pm66°F19°C8 mph13 km/h WestCloudy
10pm64°F18°C9 mph15 km/h WestCloudy
11pm63°F17°C8 mph13 km/h WestMostly Cloudy
June 9
12am61°F16°C8 mph13 km/h WestPartly Cloudy
1am60°F15°C8 mph13 km/h WestMostly Clear
2am58°F15°C8 mph12 km/h WestMostly Clear
3am57°F14°C8 mph13 km/h WestMostly Clear
DateLowHighWindDayNight
June 860°F15°C79°F26°C9 mph15 km/h from WestThunderstormsDrizzle
June 954°F12°C73°F23°C14 mph23 km/h from WestMostly ClearClear
June 1054°F12°C77°F25°C10 mph17 km/h from WestMostly ClearClear
June 1160°F16°C84°F29°C11 mph18 km/h from SouthwestClearMostly Clear
June 1265°F18°C85°F29°C8 mph13 km/h from SouthwestMostly ClearMostly Clear
June 1365°F18°C85°F30°C8 mph13 km/h from SouthRainRain
June 1469°F20°C86°F30°C6 mph10 km/h from SouthwestThunderstormsThunderstorms

Yes

Low of 55°F13°C, High of 73°F23°C
Wind: 14 mph23 km/h
Precipitation: 7% rain

Support This Page