Yes

you do need a jacket based on the weather in Warrenton, VA 20187, USA 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it and it's so windy, your hat has officially retired from your head!
56°F13°C & Clear

Wind is 12 mph19 km/h from the Northwest, gusting to 24 mph38 km/h
November 6
5pm56°F14°C12 mph19 km/h NorthwestClear
6pm58°F14°C11 mph17 km/h NorthwestClear
7pm59°F15°C10 mph16 km/h NorthwestClear
8pm58°F15°C9 mph15 km/h NorthwestClear
9pm57°F14°C7 mph12 km/h NorthwestClear
10pm53°F11°C4 mph6 km/h NorthwestClear
11pm49°F9°C4 mph6 km/h NorthClear
November 7
12am46°F8°C3 mph4 km/h NorthClear
1am44°F7°C2 mph4 km/h NorthClear
2am42°F6°C2 mph4 km/h NorthClear
3am41°F5°C2 mph4 km/h NorthClear
4am40°F4°C2 mph3 km/h SouthwestClear
DateLowHighWindDayNight
November 639°F4°C61°F16°C7 mph12 km/h from NorthwestClearMostly Clear
November 737°F3°C61°F16°C13 mph21 km/h from SouthMostly CloudyRain
November 851°F10°C67°F19°C5 mph7 km/h from WestMostly ClearPartly Cloudy
November 945°F7°C64°F18°C7 mph11 km/h from SouthwestMostly CloudyPartly Cloudy
November 1031°F-0°C45°F7°C10 mph17 km/h from NorthwestPartly CloudyPartly Cloudy
November 1128°F-2°C42°F6°C11 mph17 km/h from WestPartly CloudyPartly Cloudy
November 1231°F-1°C55°F13°C10 mph16 km/h from SouthwestPartly CloudyPartly Cloudy

Yes

Low of 37°F3°C, High of 62°F17°C
Wind: 13 mph21 km/h
Precipitation: None

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