Yes

you do need a jacket based on the weather in Parc Jean-Drapeau, 222 Circuit Gilles Villeneuve, Montréal, QC H3C 6A1, Canada 1 second ago

Why? Because too cold for just a hoodie, too warm for a parka!
41°F5°C & Partly Cloudy

Wind is 4 mph7 km/h from the Northwest, gusting to 11 mph17 km/h
October 26
3am41°F5°C5 mph7 km/h NorthwestMostly Clear
4am40°F4°C4 mph7 km/h NorthwestMostly Clear
5am39°F4°C4 mph7 km/h NorthwestMostly Clear
6am38°F3°C4 mph7 km/h NorthwestMostly Clear
7am37°F3°C4 mph7 km/h NorthwestPartly Cloudy
8am37°F3°C4 mph7 km/h NorthwestPartly Cloudy
9am37°F3°C4 mph7 km/h NorthwestPartly Cloudy
10am36°F2°C4 mph7 km/h NorthwestPartly Cloudy
11am38°F3°C4 mph6 km/h NorthwestMostly Cloudy
12pm39°F4°C4 mph6 km/h NorthwestMostly Cloudy
1pm40°F5°C4 mph7 km/h NorthwestMostly Cloudy
2pm42°F6°C5 mph8 km/h NorthwestMostly Cloudy
DateLowHighWindDayNight
October 2540°F4°C51°F11°C6 mph9 km/h from WestPartly CloudyPartly Cloudy
October 2636°F2°C50°F10°C4 mph7 km/h from NorthwestMostly CloudyMostly Cloudy
October 2740°F4°C50°F10°C5 mph8 km/h from NortheastMostly CloudyPartly Cloudy
October 2839°F4°C52°F11°C7 mph12 km/h from NortheastMostly ClearMostly Clear
October 2937°F3°C51°F10°C5 mph9 km/h from NortheastMostly ClearPartly Cloudy
October 3037°F3°C52°F11°C8 mph13 km/h from NortheastRainRain
October 3144°F7°C53°F12°C10 mph16 km/h from EastDrizzleCloudy

Yes

Low of 36°F2°C, High of 49°F10°C
Wind: 4 mph7 km/h
Precipitation: None

Support This Page