Yes

you do need a jacket based on the weather in Greater Sudbury, ON, Canada 1 second ago

Why? Because the cold's there, but it's just a reminder, not an invasion!
46°F8°C & Partly Cloudy

Wind is 4 mph7 km/h from the South, gusting to 13 mph21 km/h
September 9
5am46°F8°C5 mph8 km/h SouthMostly Cloudy
6am46°F8°C4 mph7 km/h SouthMostly Clear
7am46°F8°C4 mph6 km/h SouthPartly Cloudy
8am48°F9°C5 mph8 km/h SouthPartly Cloudy
9am54°F12°C8 mph12 km/h SouthMostly Cloudy
10am59°F15°C11 mph18 km/h SouthMostly Cloudy
11am62°F17°C13 mph22 km/h SouthwestMostly Cloudy
12pm65°F18°C14 mph23 km/h SouthwestMostly Clear
1pm67°F19°C14 mph23 km/h SouthwestMostly Clear
2pm68°F20°C14 mph23 km/h SouthwestPartly Cloudy
3pm68°F20°C14 mph22 km/h SouthwestPartly Cloudy
4pm68°F20°C13 mph21 km/h SouthwestMostly Clear
DateLowHighWindDayNight
September 945°F7°C68°F20°C11 mph18 km/h from SouthwestPartly CloudyMostly Cloudy
September 1054°F12°C72°F22°C4 mph6 km/h from WestMostly CloudyMostly Cloudy
September 1152°F11°C69°F20°C7 mph11 km/h from NortheastPartly CloudyMostly Clear
September 1247°F8°C70°F21°C3 mph5 km/h from SouthwestMostly CloudyMostly Cloudy
September 1354°F12°C72°F22°C3 mph4 km/h from WestPartly CloudyPartly Cloudy
September 1453°F12°C65°F18°C9 mph15 km/h from NortheastPartly CloudyMostly Clear
September 1549°F10°C71°F21°C6 mph10 km/h from NortheastPartly CloudyMostly Clear

Yes

Low of 54°F12°C, High of 72°F22°C
Wind: 4 mph6 km/h
Precipitation: 13% rain

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