Yes

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

Why? Because it's not very warm out!
52°F11°C & Clear

Wind is 3 mph5 km/h from the East, gusting to 9 mph14 km/h
November 3
2pm53°F12°C3 mph5 km/h EastClear
3pm61°F16°C5 mph8 km/h EastClear
4pm66°F19°C4 mph7 km/h EastClear
5pm70°F21°C3 mph5 km/h SoutheastClear
6pm73°F23°C3 mph5 km/h EastClear
7pm75°F24°C3 mph5 km/h EastClear
8pm75°F24°C4 mph6 km/h EastClear
9pm76°F24°C4 mph6 km/h EastClear
10pm75°F24°C5 mph7 km/h EastClear
11pm72°F22°C4 mph7 km/h EastClear
November 4
12am67°F19°C5 mph8 km/h EastClear
1am63°F17°C6 mph9 km/h SoutheastClear
DateLowHighWindDayNight
November 347°F9°C76°F24°C4 mph7 km/h from EastClearClear
November 449°F10°C79°F26°C6 mph9 km/h from SoutheastClearClear
November 556°F13°C83°F28°C5 mph9 km/h from SouthClearMostly Clear
November 660°F15°C82°F28°C7 mph12 km/h from SouthMostly ClearMostly Clear
November 764°F18°C85°F29°C7 mph11 km/h from SouthwestClearMostly Clear
November 862°F17°C85°F30°C8 mph13 km/h from SouthMostly ClearMostly Clear
November 955°F13°C77°F25°C12 mph20 km/h from NorthMostly ClearMostly Clear

Yes

Low of 49°F10°C, High of 79°F26°C
Wind: 6 mph9 km/h
Precipitation: None

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