Yes

you do need a jacket based on the weather in Homer, AK, USA 1 second ago

Why? Because it's bitterly cold.
41°F5°C & Drizzle

Wind is 22 mph36 km/h from the E, gusting to 37 mph60 km/h
April 17
11pm41°F5°C21 mph35 km/h ERain
April 18
12am42°F5°C20 mph32 km/h ERain
1am41°F5°C19 mph30 km/h ERain
2am41°F5°C18 mph29 km/h ERain
3am41°F5°C17 mph28 km/h ERain
4am41°F5°C17 mph27 km/h ERain
5am41°F5°C17 mph27 km/h ERain
6am41°F5°C16 mph26 km/h ERain
7am41°F5°C15 mph25 km/h ERain
8am40°F5°C15 mph24 km/h ERain
9am40°F5°C15 mph24 km/h ERain
10am40°F5°C14 mph23 km/h ERain
DateLowHighWindDayNight
April 1737°F3°C42°F5°C22 mph35 km/h from ERainRain
April 1840°F4°C46°F8°C16 mph26 km/h from ERainDrizzle
April 1940°F4°C47°F9°C16 mph26 km/h from EWindyMostly Cloudy
April 2038°F4°C46°F8°C9 mph14 km/h from ECloudyCloudy
April 2137°F3°C43°F6°C5 mph8 km/h from SERainMostly Cloudy
April 2236°F2°C45°F7°C6 mph10 km/h from NEMostly CloudyCloudy
April 2336°F2°C45°F7°C5 mph9 km/h from ECloudyMostly Cloudy

Yes

Low of 40°F5°C, High of 46°F8°C
Wind: 16 mph26 km/h
Precipitation: 88% rain

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