Yes

you do need a jacket based on the weather in Plano, TX, USA 3 minutes ago

Why? Because it's cool. Pleasantly cool, but cool!
55°F13°C & Clear

Wind is 2 mph4 km/h from the Northeast, gusting to 4 mph6 km/h
November 8
2pm56°F13°C2 mph4 km/h NortheastClear
3pm61°F16°C2 mph3 km/h SoutheastClear
4pm66°F19°C3 mph5 km/h SouthClear
5pm71°F21°C4 mph6 km/h SouthClear
6pm75°F24°C5 mph7 km/h SouthwestClear
7pm77°F25°C6 mph9 km/h WestClear
8pm78°F26°C6 mph9 km/h WestClear
9pm79°F26°C5 mph8 km/h NorthwestClear
10pm78°F26°C5 mph9 km/h NorthwestClear
11pm76°F24°C5 mph8 km/h NorthwestClear
November 9
12am72°F22°C5 mph8 km/h NorthClear
1am70°F21°C7 mph11 km/h NorthMostly Clear
DateLowHighWindDayNight
November 853°F12°C79°F26°C4 mph7 km/h from WestClearMostly Clear
November 940°F4°C60°F15°C15 mph25 km/h from NorthWindyClear
November 1033°F0°C54°F12°C5 mph9 km/h from NorthClearClear
November 1141°F5°C69°F21°C15 mph24 km/h from SouthClearClear
November 1255°F13°C74°F24°C6 mph10 km/h from SouthMostly ClearMostly Clear
November 1358°F15°C78°F26°C10 mph16 km/h from SouthPartly CloudyMostly Clear
November 1463°F17°C77°F25°C14 mph22 km/h from SouthMostly ClearMostly Clear

Yes

Low of 40°F5°C, High of 60°F16°C
Wind: 15 mph25 km/h
Precipitation: None

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