Yes

you do need a jacket based on the weather in Boerne, TX 78015, USA 1 second ago

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
46°F8°C & Clear

Wind is 4 mph6 km/h from the Northwest, gusting to 4 mph7 km/h
October 31
8am46°F8°C4 mph7 km/h NorthwestClear
9am45°F7°C5 mph8 km/h NorthClear
10am44°F7°C4 mph7 km/h NorthwestClear
11am44°F7°C2 mph4 km/h NorthClear
12pm44°F7°C2 mph4 km/h NorthClear
1pm44°F7°C2 mph3 km/h NortheastClear
2pm49°F9°C2 mph3 km/h NortheastClear
3pm57°F14°C3 mph4 km/h EastClear
4pm62°F17°C5 mph8 km/h SoutheastClear
5pm66°F19°C6 mph9 km/h SoutheastClear
6pm70°F21°C7 mph11 km/h SoutheastClear
7pm72°F22°C7 mph11 km/h SouthClear
DateLowHighWindDayNight
October 3144°F6°C73°F23°C5 mph9 km/h from SoutheastClearClear
November 150°F10°C71°F22°C7 mph11 km/h from EastPartly CloudyClear
November 246°F8°C74°F23°C4 mph6 km/h from SouthClearClear
November 349°F10°C77°F25°C7 mph11 km/h from SouthClearClear
November 453°F11°C77°F25°C8 mph13 km/h from SouthClearMostly Clear
November 559°F15°C81°F27°C8 mph13 km/h from SouthClearMostly Clear
November 661°F16°C79°F26°C8 mph13 km/h from SouthMostly ClearMostly Clear

Yes

Low of 50°F10°C, High of 71°F22°C
Wind: 7 mph11 km/h
Precipitation: 13% rain

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