No

you don't need a jacket based on the weather in St John, IN, USA 1 second ago

74°F23°C & Clear

Wind is 4 mph7 km/h from the Southwest, gusting to 9 mph15 km/h
July 3
1am74°F23°C5 mph8 km/h SouthwestClear
2am72°F22°C6 mph9 km/h WestClear
3am71°F22°C5 mph7 km/h WestClear
4am70°F21°C5 mph8 km/h WestClear
5am69°F21°C5 mph7 km/h WestClear
6am69°F21°C4 mph7 km/h WestClear
7am69°F21°C4 mph7 km/h WestClear
8am72°F22°C4 mph7 km/h WestClear
9am75°F24°C5 mph7 km/h NorthwestClear
10am79°F26°C5 mph8 km/h NorthwestClear
11am82°F28°C4 mph7 km/h NorthwestClear
12pm84°F29°C4 mph6 km/h NorthwestMostly Clear
DateLowHighWindDayNight
July 265°F18°C87°F31°C5 mph8 km/h from WestPartly CloudyClear
July 369°F21°C88°F31°C4 mph6 km/h from NorthwestMostly ClearMostly Clear
July 469°F21°C89°F32°C6 mph10 km/h from SouthwestPartly CloudyMostly Clear
July 572°F22°C90°F32°C10 mph17 km/h from SouthwestMostly ClearPartly Cloudy
July 671°F22°C87°F31°C9 mph14 km/h from WestDrizzleDrizzle
July 766°F19°C78°F25°C8 mph13 km/h from NorthPartly CloudyPartly Cloudy
July 864°F18°C82°F28°C6 mph10 km/h from NorthMostly ClearPartly Cloudy

No

Low of 69°F21°C, High of 88°F31°C
Wind: 4 mph6 km/h
Precipitation: None

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