Yes
you do need a jacket based on the weather in Niagara Falls, NY, USA 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet and it's on the windy side!
41°F5°C & Cloudy
Wind is 11 mph17 km/h from the Northwest, gusting to 20 mph32 km/h
| March 17 | ||||
| 1am | 39°F4°C | 11 mph18 km/h Northwest | Cloudy | |
| 2am | 37°F3°C | 11 mph18 km/h Northwest | Cloudy | |
| 3am | 35°F2°C | 9 mph15 km/h Northwest | Cloudy | |
| 4am | 34°F1°C | 9 mph14 km/h Northwest | Cloudy | |
| 5am | 33°F1°C | 8 mph14 km/h Northwest | Cloudy | |
| 6am | 33°F1°C | 8 mph13 km/h Northwest | Cloudy | |
| 7am | 32°F0°C | 8 mph13 km/h Northwest | Cloudy | |
| 8am | 31°F-0°C | 9 mph14 km/h Northwest | Cloudy | |
| 9am | 31°F-1°C | 10 mph16 km/h Northwest | Cloudy | |
| 10am | 31°F-1°C | 11 mph18 km/h Northwest | Mostly Cloudy | |
| 11am | 32°F-0°C | 11 mph18 km/h Northwest | Mostly Cloudy | |
| 12pm | 33°F1°C | 10 mph17 km/h Northwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 17 | 31°F-1°C | 42°F5°C | 9 mph14 km/h from Northwest | Partly Cloudy | Mostly Clear |
| March 18 | 31°F-1°C | 54°F12°C | 11 mph18 km/h from Southwest | Mostly Clear | Mostly Cloudy |
| March 19 | 43°F6°C | 66°F19°C | 11 mph17 km/h from South | Mostly Cloudy | Drizzle |
| March 20 | 32°F-0°C | 56°F14°C | 19 mph30 km/h from Southwest | Drizzle | Partly Cloudy |
| March 21 | 28°F-2°C | 43°F6°C | 9 mph15 km/h from West | Mostly Clear | Partly Cloudy |
| March 22 | 34°F1°C | 47°F8°C | 10 mph16 km/h from Southwest | Cloudy | Mostly Cloudy |
| March 23 | 31°F-1°C | 42°F5°C | 5 mph8 km/h from North | Partly Cloudy | Mostly Cloudy |
Yes
Low of 30°F-1°C, High of 55°F13°CWind: 11 mph18 km/h
Precipitation: None