Yes

you do need a jacket based on the weather in Galway, Ireland 1 second ago

Why? Because it's quite chilly.
47°F8°C & Cloudy

Wind is 3 mph5 km/h from the SW, gusting to 7 mph12 km/h
April 25
4am47°F9°C4 mph6 km/h SWCloudy
5am49°F9°C3 mph6 km/h SWCloudy
6am50°F10°C3 mph6 km/h WCloudy
7am51°F11°C4 mph6 km/h WCloudy
8am52°F11°C4 mph6 km/h WCloudy
9am52°F11°C4 mph6 km/h NWCloudy
10am52°F11°C4 mph7 km/h NWCloudy
11am53°F12°C5 mph7 km/h NDrizzle
12pm52°F11°C5 mph8 km/h NDrizzle
1pm52°F11°C6 mph10 km/h NDrizzle
2pm51°F10°C7 mph11 km/h NDrizzle
3pm50°F10°C8 mph12 km/h NDrizzle
DateLowHighWindDayNight
April 2441°F5°C53°F12°C4 mph7 km/h from NWDrizzleDrizzle
April 2540°F5°C52°F11°C10 mph16 km/h from NEDrizzlePartly Cloudy
April 2637°F3°C55°F13°C8 mph13 km/h from NPartly CloudyMostly Clear
April 2740°F4°C54°F12°C9 mph15 km/h from WPartly CloudyDrizzle
April 2846°F8°C55°F13°C13 mph21 km/h from SRainDrizzle
April 2944°F7°C55°F13°C11 mph18 km/h from EMostly CloudyMostly Cloudy
April 3044°F7°C61°F16°C11 mph17 km/h from NEMostly CloudyPartly Cloudy

Yes

Low of 40°F5°C, High of 53°F12°C
Wind: 10 mph16 km/h
Precipitation: 31% rain

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