Yes
you do need a jacket based on the weather in Guelph, ON, Canada 1 second ago
Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it!
49°F9°C & Mostly Cloudy
Wind is 4 mph7 km/h from the Southwest, gusting to 11 mph18 km/h
| September 6 | ||||
| 5am | 49°F9°C | 4 mph7 km/h Southwest | Cloudy | |
| 6am | 49°F10°C | 6 mph9 km/h Southwest | Cloudy | |
| 7am | 49°F10°C | 6 mph9 km/h Southwest | Cloudy | |
| 8am | 51°F10°C | 6 mph10 km/h Southwest | Cloudy | |
| 9am | 53°F12°C | 7 mph12 km/h Southwest | Cloudy | |
| 10am | 56°F14°C | 10 mph16 km/h Southwest | Mostly Cloudy | |
| 11am | 59°F15°C | 11 mph19 km/h West | Partly Cloudy | |
| 12pm | 62°F17°C | 13 mph21 km/h West | Mostly Clear | |
| 1pm | 64°F18°C | 14 mph23 km/h West | Partly Cloudy | |
| 2pm | 65°F18°C | 14 mph22 km/h West | Partly Cloudy | |
| 3pm | 65°F18°C | 14 mph22 km/h West | Partly Cloudy | |
| 4pm | 64°F18°C | 13 mph21 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 6 | 49°F9°C | 65°F18°C | 11 mph18 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 7 | 47°F8°C | 63°F17°C | 11 mph17 km/h from West | Mostly Clear | Clear |
| September 8 | 43°F6°C | 66°F19°C | 4 mph7 km/h from West | Mostly Clear | Clear |
| September 9 | 46°F8°C | 71°F22°C | 7 mph12 km/h from South | Mostly Clear | Mostly Clear |
| September 10 | 51°F11°C | 75°F24°C | 5 mph8 km/h from West | Partly Cloudy | Partly Cloudy |
| September 11 | 53°F12°C | 71°F21°C | 8 mph13 km/h from North | Mostly Clear | Mostly Clear |
| September 12 | 49°F9°C | 67°F19°C | 7 mph11 km/h from Northeast | Mostly Clear | Mostly Clear |
Yes
Low of 47°F9°C, High of 63°F17°CWind: 11 mph17 km/h
Precipitation: 10% rain