Yes
you do need a jacket based on the weather in St. Catharines, ON, Canada 1 second ago
Why? Because there's a refreshing nip in the air!
46°F8°C & Cloudy
Wind is 3 mph5 km/h from the Northwest, gusting to 8 mph13 km/h
| November 15 | ||||
| 7pm | 46°F8°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 8pm | 46°F8°C | 4 mph7 km/h Northwest | Mostly Cloudy | |
| 9pm | 46°F8°C | 5 mph8 km/h Northwest | Cloudy | |
| 10pm | 46°F8°C | 7 mph11 km/h Northwest | Cloudy | |
| 11pm | 46°F8°C | 8 mph13 km/h Northwest | Cloudy | |
| November 16 | ||||
| 12am | 45°F7°C | 9 mph15 km/h Northwest | Cloudy | |
| 1am | 45°F7°C | 10 mph16 km/h Northwest | Cloudy | |
| 2am | 45°F7°C | 10 mph17 km/h Northwest | Cloudy | |
| 3am | 44°F7°C | 11 mph17 km/h Northwest | Cloudy | |
| 4am | 43°F6°C | 10 mph17 km/h Northwest | Cloudy | |
| 5am | 43°F6°C | 10 mph16 km/h Northwest | Mostly Cloudy | |
| 6am | 42°F6°C | 9 mph15 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 15 | 42°F6°C | 49°F10°C | 4 mph6 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| November 16 | 42°F5°C | 52°F11°C | 7 mph11 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| November 17 | 39°F4°C | 53°F12°C | 7 mph12 km/h from South | Cloudy | Mostly Cloudy |
| November 18 | 45°F7°C | 54°F12°C | 9 mph14 km/h from West | Partly Cloudy | Mostly Cloudy |
| November 19 | 41°F5°C | 51°F11°C | 9 mph15 km/h from East | Mostly Cloudy | Drizzle |
| November 20 | 46°F8°C | 56°F13°C | 7 mph11 km/h from West | Cloudy | Rain |
| November 21 | 43°F6°C | 50°F10°C | 16 mph26 km/h from Northwest | Drizzle | Drizzle |
Yes
Low of 42°F6°C, High of 52°F11°CWind: 7 mph11 km/h
Precipitation: None