Yes
you do need a jacket based on the weather in Grand Valley, 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!
47°F8°C & Clear
Wind is 9 mph14 km/h from the North, gusting to 16 mph26 km/h
| October 16 | ||||
| 3pm | 48°F9°C | 9 mph15 km/h North | Mostly Clear | |
| 4pm | 51°F10°C | 10 mph15 km/h North | Clear | |
| 5pm | 53°F12°C | 9 mph15 km/h North | Clear | |
| 6pm | 54°F12°C | 10 mph16 km/h North | Clear | |
| 7pm | 55°F13°C | 10 mph17 km/h North | Clear | |
| 8pm | 54°F12°C | 10 mph16 km/h North | Clear | |
| 9pm | 53°F12°C | 10 mph16 km/h North | Clear | |
| 10pm | 51°F10°C | 8 mph13 km/h North | Mostly Clear | |
| 11pm | 46°F8°C | 6 mph9 km/h North | Partly Cloudy | |
| October 17 | ||||
| 12am | 44°F6°C | 5 mph8 km/h North | Partly Cloudy | |
| 1am | 42°F5°C | 5 mph8 km/h North | Partly Cloudy | |
| 2am | 40°F5°C | 4 mph7 km/h North | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 16 | 32°F-0°C | 55°F13°C | 8 mph13 km/h from North | Clear | Partly Cloudy |
| October 17 | 35°F2°C | 52°F11°C | 4 mph6 km/h from South | Cloudy | Cloudy |
| October 18 | 48°F9°C | 67°F19°C | 13 mph21 km/h from South | Partly Cloudy | Rain |
| October 19 | 49°F9°C | 61°F16°C | 15 mph24 km/h from South | Rain | Rain |
| October 20 | 44°F7°C | 55°F13°C | 15 mph24 km/h from Northwest | Drizzle | Mostly Clear |
| October 21 | 42°F5°C | 53°F12°C | 12 mph20 km/h from South | Rain | Rain |
| October 22 | 40°F4°C | 48°F9°C | 12 mph19 km/h from West | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 35°F2°C, High of 52°F11°CWind: 4 mph6 km/h
Precipitation: None