Yes

you do need a jacket based on the weather in Maynooth, Co. Kildare, Ireland 1 second ago

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
42°F6°C & Mostly Clear

Wind is 10 mph16 km/h from the Northwest, gusting to 19 mph30 km/h
October 26
12am41°F5°C10 mph17 km/h NorthwestMostly Clear
1am41°F5°C10 mph16 km/h NorthwestMostly Clear
2am40°F5°C9 mph15 km/h WestPartly Cloudy
3am40°F4°C9 mph15 km/h WestMostly Cloudy
4am40°F5°C10 mph16 km/h WestPartly Cloudy
5am40°F5°C9 mph15 km/h WestMostly Cloudy
6am41°F5°C10 mph16 km/h WestMostly Cloudy
7am41°F5°C10 mph16 km/h WestCloudy
8am42°F6°C10 mph16 km/h WestCloudy
9am44°F7°C11 mph18 km/h SouthwestCloudy
10am46°F8°C13 mph21 km/h SouthwestCloudy
11am49°F9°C15 mph25 km/h SouthwestDrizzle
DateLowHighWindDayNight
October 2540°F4°C55°F13°C16 mph26 km/h from WestDrizzleWindy
October 2746°F8°C53°F12°C12 mph19 km/h from WestMostly CloudyDrizzle
October 2847°F9°C55°F13°C17 mph28 km/h from WestWindyMostly Cloudy
October 2945°F7°C54°F12°C11 mph18 km/h from SouthwestMostly CloudyCloudy
October 3045°F7°C58°F15°C15 mph25 km/h from SoutheastDrizzleDrizzle
October 3143°F6°C54°F12°C15 mph23 km/h from SouthwestPartly CloudyRain
November 144°F7°C57°F14°C18 mph28 km/h from SouthDrizzleDrizzle

Yes

Low of 46°F8°C, High of 54°F12°C
Wind: 12 mph19 km/h
Precipitation: None

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