Yes

you do need a jacket based on the weather in Lisbon, Portugal 1 second ago

Why? Because a little drizzle out and sorry, it's too cool for just a hoodie!
56°F13°C & Drizzle

Wind is 6 mph9 km/h from the South, gusting to 10 mph16 km/h
April 30
2am56°F14°C5 mph8 km/h SouthMostly Cloudy
3am57°F14°C6 mph9 km/h SouthMostly Cloudy
4am58°F15°C7 mph12 km/h SouthMostly Cloudy
5am60°F16°C9 mph14 km/h SouthMostly Cloudy
6am61°F16°C9 mph15 km/h SouthMostly Cloudy
7am62°F17°C10 mph16 km/h SouthDrizzle
8am63°F17°C10 mph17 km/h SouthwestPartly Cloudy
9am64°F18°C11 mph17 km/h SouthwestDrizzle
10am64°F18°C11 mph17 km/h SouthwestRain
11am64°F18°C10 mph17 km/h SouthwestPartly Cloudy
12pm64°F18°C10 mph16 km/h SouthwestMostly Clear
1pm63°F17°C9 mph15 km/h SouthwestMostly Clear
DateLowHighWindDayNight
April 2956°F13°C64°F18°C9 mph15 km/h from SouthRainMostly Clear
April 3053°F12°C68°F20°C7 mph11 km/h from SoutheastPartly CloudyDrizzle
May 156°F13°C65°F18°C13 mph21 km/h from SouthRainPartly Cloudy
May 257°F14°C65°F18°C11 mph18 km/h from SouthwestDrizzleMostly Cloudy
May 356°F13°C66°F19°C9 mph14 km/h from WestPartly CloudyMostly Cloudy
May 455°F13°C66°F19°C6 mph10 km/h from NorthwestPartly CloudyMostly Clear
May 556°F13°C69°F21°C7 mph11 km/h from NorthwestPartly CloudyMostly Clear

Yes

Low of 53°F12°C, High of 68°F20°C
Wind: 7 mph11 km/h
Precipitation: None

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