Yes

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

Why? Because it's FREEZING out there!
31°F-0°C & Mostly Cloudy

Wind is 9 mph15 km/h from the N, gusting to 19 mph30 km/h
April 18
10pm31°F-1°C9 mph15 km/h NMostly Cloudy
11pm28°F-2°C8 mph13 km/h NMostly Cloudy
April 19
12am26°F-3°C7 mph11 km/h NMostly Cloudy
1am25°F-4°C6 mph9 km/h NMostly Cloudy
2am25°F-4°C6 mph9 km/h NMostly Cloudy
3am24°F-4°C5 mph8 km/h NCloudy
4am24°F-5°C5 mph8 km/h NWCloudy
5am23°F-5°C5 mph8 km/h NWCloudy
6am23°F-5°C5 mph8 km/h NWCloudy
7am22°F-5°C5 mph8 km/h NWCloudy
8am22°F-5°C5 mph8 km/h NWMostly Cloudy
9am23°F-5°C5 mph8 km/h NWMostly Cloudy
DateLowHighWindDayNight
April 1824°F-5°C37°F3°C8 mph13 km/h from NPartly CloudyMostly Cloudy
April 1922°F-5°C38°F4°C5 mph8 km/h from NMostly CloudyMostly Clear
April 2023°F-5°C46°F8°C11 mph18 km/h from SClearMostly Clear
April 2131°F-1°C49°F10°C10 mph15 km/h from NWMostly CloudyMostly Cloudy
April 2235°F2°C54°F12°C11 mph18 km/h from NWMostly CloudyMostly Clear
April 2333°F1°C59°F15°C6 mph10 km/h from SPartly CloudyMostly Cloudy
April 2437°F3°C61°F16°C6 mph10 km/h from SPartly CloudyPartly Cloudy

Yes

Low of 22°F-6°C, High of 38°F4°C
Wind: 5 mph8 km/h
Precipitation: None

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