Yes

you do need a jacket based on the weather in McKinney, TX 75070, USA 1 second ago

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer and the wind is offering free, unsolicited face massages!
35°F2°C & Mostly Cloudy

Wind is 14 mph22 km/h from the Northwest, gusting to 24 mph39 km/h
January 10
5pm35°F2°C14 mph22 km/h NorthwestMostly Cloudy
6pm34°F1°C12 mph19 km/h NorthwestPartly Cloudy
7pm32°F-0°C9 mph15 km/h NorthwestMostly Clear
8pm29°F-1°C8 mph12 km/h NorthwestClear
9pm28°F-2°C7 mph12 km/h NorthwestClear
10pm26°F-3°C7 mph12 km/h NorthwestClear
11pm25°F-4°C7 mph11 km/h WestClear
January 11
12am26°F-4°C6 mph9 km/h WestMostly Clear
1am24°F-4°C5 mph8 km/h WestMostly Clear
2am24°F-5°C5 mph8 km/h WestMostly Clear
3am23°F-5°C4 mph7 km/h SouthwestMostly Clear
4am23°F-5°C4 mph7 km/h SouthwestMostly Clear
DateLowHighWindDayNight
January 1024°F-4°C36°F2°C9 mph14 km/h from NorthwestMostly CloudyMostly Clear
January 1122°F-6°C46°F8°C11 mph18 km/h from SouthClearClear
January 1233°F0°C45°F7°C9 mph15 km/h from NorthwestMostly ClearMostly Clear
January 1328°F-2°C43°F6°C7 mph11 km/h from NorthMostly ClearPartly Cloudy
January 1428°F-2°C48°F9°C4 mph6 km/h from SouthwestMostly ClearMostly Clear
January 1534°F1°C50°F10°C7 mph11 km/h from NorthwestPartly CloudyPartly Cloudy
January 1632°F0°C50°F10°C6 mph10 km/h from SouthMostly ClearPartly Cloudy

Yes

Low of 22°F-6°C, High of 46°F8°C
Wind: 11 mph18 km/h
Precipitation: None

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