Yes

you do need a jacket based on the weather in Spring Hill, TN, USA 1 second ago

Why? Because the rain is just enough to ruin your hairstyle but not your mood and too cold for just a hoodie, too warm for a parka and it's so windy, you’re practically horizontal just trying to walk!
48°F9°C & Rain

Wind is 12 mph19 km/h from the South, gusting to 29 mph46 km/h
December 15
6am48°F9°C12 mph20 km/h SouthDrizzle
7am48°F9°C12 mph19 km/h SouthDrizzle
8am48°F9°C11 mph18 km/h SouthCloudy
9am49°F9°C12 mph20 km/h SouthCloudy
10am50°F10°C11 mph18 km/h SouthCloudy
11am51°F11°C12 mph19 km/h SouthCloudy
12pm53°F12°C12 mph19 km/h SouthCloudy
1pm54°F12°C11 mph18 km/h SouthCloudy
2pm55°F13°C11 mph17 km/h SouthCloudy
3pm56°F13°C10 mph17 km/h SouthCloudy
4pm55°F13°C10 mph16 km/h SouthCloudy
5pm55°F13°C9 mph14 km/h SouthCloudy
DateLowHighWindDayNight
December 1547°F9°C56°F13°C10 mph17 km/h from SouthCloudyCloudy
December 1653°F11°C63°F17°C13 mph21 km/h from SouthRainDrizzle
December 1748°F9°C60°F15°C5 mph8 km/h from NortheastMostly CloudyRain
December 1840°F4°C60°F15°C10 mph15 km/h from NorthwestRainPartly Cloudy
December 1934°F1°C46°F8°C5 mph8 km/h from NorthMostly ClearPartly Cloudy
December 2032°F0°C48°F9°C8 mph13 km/h from WestPartly CloudyPartly Cloudy
December 2125°F-4°C41°F5°C7 mph11 km/h from NorthPartly CloudyClear

Yes

Low of 53°F12°C, High of 63°F17°C
Wind: 13 mph21 km/h
Precipitation: 57% rain

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