Yes

you do need a jacket based on the weather in Avonmore, ON K0C 1C0, Canada 1 second ago

Why? Because it's cool. Pleasantly cool, but cool!
53°F12°C & Partly Cloudy

Wind is 3 mph5 km/h from the West, gusting to 8 mph13 km/h
September 14
5am53°F12°C4 mph6 km/h WestPartly Cloudy
6am53°F12°C3 mph6 km/h WestPartly Cloudy
7am53°F11°C3 mph5 km/h WestPartly Cloudy
8am55°F13°C3 mph5 km/h WestPartly Cloudy
9am60°F16°C4 mph6 km/h NorthwestMostly Clear
10am65°F18°C4 mph7 km/h NorthwestMostly Clear
11am68°F20°C5 mph8 km/h NorthwestMostly Clear
12pm71°F21°C6 mph10 km/h NorthwestMostly Clear
1pm73°F23°C7 mph11 km/h NorthwestMostly Clear
2pm74°F23°C7 mph11 km/h NorthwestMostly Clear
3pm74°F23°C7 mph12 km/h NorthMostly Clear
4pm74°F23°C7 mph12 km/h NorthMostly Clear
DateLowHighWindDayNight
September 1453°F11°C74°F23°C6 mph9 km/h from NorthwestMostly ClearMostly Clear
September 1551°F11°C74°F23°C4 mph7 km/h from NortheastMostly ClearClear
September 1649°F10°C77°F25°C3 mph5 km/h from NortheastClearMostly Clear
September 1751°F11°C80°F26°C2 mph3 km/h from SouthwestMostly ClearPartly Cloudy
September 1856°F13°C80°F27°C6 mph10 km/h from WestMostly ClearPartly Cloudy
September 1950°F10°C68°F20°C8 mph13 km/h from NorthMostly ClearMostly Clear
September 2044°F7°C62°F16°C6 mph10 km/h from NorthMostly ClearPartly Cloudy

Yes

Low of 51°F11°C, High of 73°F23°C
Wind: 4 mph7 km/h
Precipitation: None

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