Yes

you do need a jacket based on the weather in St John, IN, USA 1 second ago

Why? Because it's super windy outside!
77°F25°C & Windy

Wind is 17 mph27 km/h from the South, gusting to 25 mph41 km/h
April 28
3pm78°F26°C17 mph28 km/h SouthWindy
4pm80°F26°C18 mph29 km/h SouthWindy
5pm81°F27°C18 mph29 km/h SouthWindy
6pm81°F27°C19 mph31 km/h SouthWindy
7pm80°F27°C19 mph30 km/h SouthWindy
8pm78°F26°C17 mph27 km/h SouthWindy
9pm76°F25°C16 mph25 km/h SouthWindy
10pm75°F24°C17 mph27 km/h SouthWindy
11pm74°F23°C17 mph28 km/h SouthWindy
April 29
12am73°F23°C18 mph29 km/h SouthWindy
1am73°F23°C18 mph29 km/h SouthWindy
2am72°F22°C17 mph28 km/h SouthwestWindy
DateLowHighWindDayNight
April 2850°F10°C81°F27°C14 mph23 km/h from SouthMostly ClearWindy
April 2949°F9°C75°F24°C16 mph26 km/h from WestWindyMostly Cloudy
April 3046°F8°C67°F19°C8 mph12 km/h from EastRainRain
May 151°F11°C66°F19°C9 mph14 km/h from SouthwestRainRain
May 244°F7°C61°F16°C11 mph17 km/h from WestDrizzleMostly Clear
May 340°F4°C58°F15°C7 mph11 km/h from NorthMostly ClearMostly Clear
May 445°F7°C69°F20°C7 mph11 km/h from SouthMostly ClearMostly Clear

Yes

Low of 49°F10°C, High of 75°F24°C
Wind: 16 mph26 km/h
Precipitation: None

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