Yes

you do need a jacket based on the weather in Lancaster, CA, USA 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
55°F13°C & Clear

Wind is 9 mph15 km/h from the Southwest, gusting to 17 mph27 km/h
November 6
6am55°F13°C9 mph15 km/h SouthwestClear
7am54°F12°C9 mph14 km/h SouthwestClear
8am53°F12°C8 mph13 km/h SouthwestClear
9am53°F12°C9 mph14 km/h SouthwestClear
10am53°F12°C9 mph15 km/h SouthwestClear
11am53°F12°C9 mph14 km/h SouthwestClear
12pm52°F11°C8 mph14 km/h SouthwestClear
1pm52°F11°C8 mph13 km/h SouthwestClear
2pm52°F11°C8 mph13 km/h SouthwestClear
3pm53°F12°C6 mph10 km/h SouthwestClear
4pm58°F15°C8 mph13 km/h WestClear
5pm63°F17°C9 mph14 km/h WestClear
DateLowHighWindDayNight
November 548°F9°C71°F22°C10 mph15 km/h from SouthwestMostly ClearClear
November 652°F11°C75°F24°C9 mph14 km/h from WestClearClear
November 748°F9°C76°F25°C4 mph7 km/h from NorthClearClear
November 849°F9°C79°F26°C5 mph8 km/h from NortheastClearClear
November 950°F10°C80°F27°C6 mph10 km/h from NortheastClearMostly Clear
November 1049°F9°C78°F25°C3 mph5 km/h from NortheastPartly CloudyMostly Cloudy
November 1152°F11°C75°F24°C4 mph7 km/h from SouthwestMostly CloudyMostly Cloudy

Yes

Low of 52°F11°C, High of 75°F24°C
Wind: 9 mph14 km/h
Precipitation: None

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