Yes

you do need a jacket based on the weather in Edmonton, AB, Canada 1 second ago

Why? Because it's quite chilly.
38°F3°C & Cloudy

Wind is 14 mph23 km/h from the NW, gusting to 26 mph42 km/h
April 30
7am37°F3°C14 mph22 km/h NWRain
8am36°F2°C15 mph24 km/h NWRain
9am36°F2°C15 mph24 km/h NWRain
10am35°F2°C15 mph24 km/h NWRain
11am35°F2°C15 mph24 km/h NWRain
12pm34°F1°C15 mph24 km/h NWRain
1pm35°F2°C15 mph23 km/h NWRain
2pm36°F2°C14 mph22 km/h NWRain
3pm37°F3°C13 mph22 km/h NWDrizzle
4pm38°F3°C12 mph20 km/h NWDrizzle
5pm39°F4°C13 mph20 km/h NWDrizzle
6pm40°F4°C13 mph21 km/h NWCloudy
DateLowHighWindDayNight
April 3034°F1°C43°F6°C14 mph22 km/h from NWRainRain
May 135°F2°C52°F11°C11 mph18 km/h from NCloudyCloudy
May 236°F2°C53°F11°C10 mph16 km/h from NMostly CloudyMostly Cloudy
May 335°F2°C51°F10°C4 mph7 km/h from ECloudyPartly Cloudy
May 435°F2°C56°F13°C5 mph9 km/h from EMostly CloudyPartly Cloudy
May 540°F4°C61°F16°C10 mph16 km/h from SEPartly CloudyMostly Cloudy
May 642°F6°C56°F14°C10 mph16 km/h from NEMostly CloudyCloudy

Yes

Low of 35°F2°C, High of 52°F11°C
Wind: 11 mph18 km/h
Precipitation: 59% rain

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