Yes

you do need a jacket based on the weather in Warminster BA12, UK 1 second ago

Why? Because it's quite chilly!
48°F9°C & Mostly Cloudy

Wind is 4 mph6 km/h from the Southwest, gusting to 7 mph12 km/h
November 8
9pm47°F9°C4 mph7 km/h SouthwestCloudy
10pm47°F8°C4 mph7 km/h SouthMostly Cloudy
11pm46°F8°C4 mph7 km/h SouthPartly Cloudy
November 9
12am46°F8°C5 mph8 km/h SouthPartly Cloudy
1am47°F8°C6 mph9 km/h SouthwestMostly Clear
2am47°F8°C6 mph9 km/h SouthMostly Clear
3am47°F8°C5 mph8 km/h SouthMostly Clear
4am47°F8°C5 mph8 km/h SouthPartly Cloudy
5am47°F8°C5 mph8 km/h SouthMostly Clear
6am47°F9°C6 mph9 km/h SouthMostly Clear
7am48°F9°C7 mph11 km/h SouthMostly Cloudy
8am49°F10°C7 mph12 km/h SouthMostly Cloudy
DateLowHighWindDayNight
November 846°F8°C57°F14°C4 mph7 km/h from WestMostly ClearPartly Cloudy
November 946°F8°C57°F14°C13 mph20 km/h from SouthDrizzleRain
November 1046°F8°C55°F13°C10 mph17 km/h from SouthwestRainMostly Cloudy
November 1146°F8°C59°F15°C19 mph30 km/h from SouthDrizzleRain
November 1254°F12°C58°F15°C13 mph22 km/h from SouthRainCloudy
November 1353°F12°C60°F15°C9 mph14 km/h from SouthRainRain
November 1452°F11°C58°F14°C12 mph19 km/h from EastRainRain

Yes

Low of 46°F8°C, High of 56°F14°C
Wind: 13 mph20 km/h
Precipitation: 70% rain

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