Yes

you do need a jacket based on the weather in Mt. Juliet, TN 37122, USA 1 second ago

Why? Because the temperature has dropped below freezing!
28°F-2°C & Cloudy

Wind is 7 mph12 km/h from the West, gusting to 16 mph25 km/h
January 11
8am28°F-2°C6 mph10 km/h WestMostly Cloudy
9am30°F-1°C6 mph10 km/h WestMostly Cloudy
10am31°F-1°C7 mph11 km/h WestCloudy
11am32°F0°C8 mph13 km/h WestCloudy
12pm33°F1°C9 mph15 km/h WestCloudy
1pm34°F1°C8 mph13 km/h WestCloudy
2pm35°F1°C8 mph13 km/h WestCloudy
3pm35°F2°C7 mph11 km/h WestCloudy
4pm35°F2°C6 mph9 km/h WestCloudy
5pm34°F1°C4 mph7 km/h WestMostly Cloudy
6pm32°F0°C2 mph4 km/h WestMostly Cloudy
7pm31°F-1°C2 mph3 km/h SouthPartly Cloudy
DateLowHighWindDayNight
January 1125°F-4°C35°F2°C6 mph10 km/h from WestMostly CloudyMostly Clear
January 1224°F-5°C42°F6°C8 mph13 km/h from SouthMostly ClearMostly Cloudy
January 1321°F-6°C36°F2°C7 mph12 km/h from NorthwestPartly CloudyClear
January 1419°F-7°C36°F2°C5 mph8 km/h from WestMostly ClearPartly Cloudy
January 1518°F-8°C30°F-1°C4 mph6 km/h from NorthMostly ClearMostly Clear
January 1619°F-7°C43°F6°C8 mph12 km/h from SouthwestMostly ClearPartly Cloudy
January 1730°F-1°C49°F9°C9 mph14 km/h from SouthMostly ClearMostly Cloudy

Yes

Low of 24°F-5°C, High of 43°F6°C
Wind: 8 mph13 km/h
Precipitation: None

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