Yes
you do need a jacket based on the weather in Williamsville, NY 14221, USA 1 second ago
Why? Because it's not very warm out!
56°F13°C & Clear
Wind is 4 mph7 km/h from the East, gusting to 11 mph17 km/h
| September 16 | ||||
| 3am | 56°F13°C | 5 mph8 km/h East | Clear | |
| 4am | 55°F13°C | 4 mph7 km/h Northeast | Clear | |
| 5am | 55°F13°C | 5 mph8 km/h Northeast | Clear | |
| 6am | 55°F13°C | 5 mph8 km/h East | Clear | |
| 7am | 55°F13°C | 5 mph9 km/h East | Clear | |
| 8am | 57°F14°C | 6 mph9 km/h East | Clear | |
| 9am | 63°F17°C | 6 mph10 km/h East | Clear | |
| 10am | 69°F20°C | 5 mph8 km/h East | Clear | |
| 11am | 73°F23°C | 5 mph8 km/h Northeast | Clear | |
| 12pm | 77°F25°C | 5 mph8 km/h Northeast | Clear | |
| 1pm | 79°F26°C | 6 mph9 km/h Northeast | Clear | |
| 2pm | 80°F27°C | 6 mph9 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 54°F12°C | 81°F27°C | 6 mph10 km/h from Northeast | Clear | Clear |
| September 17 | 57°F14°C | 79°F26°C | 3 mph5 km/h from Northwest | Mostly Cloudy | Mostly Clear |
| September 18 | 58°F15°C | 78°F26°C | 7 mph11 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 19 | 53°F12°C | 71°F22°C | 7 mph11 km/h from North | Partly Cloudy | Clear |
| September 20 | 49°F9°C | 74°F23°C | 8 mph13 km/h from East | Mostly Clear | Partly Cloudy |
| September 21 | 56°F14°C | 79°F26°C | 8 mph13 km/h from South | Partly Cloudy | Partly Cloudy |
| September 22 | 64°F18°C | 81°F27°C | 10 mph17 km/h from Southwest | Partly Cloudy | Mostly Clear |
Yes
Low of 57°F14°C, High of 79°F26°CWind: 3 mph5 km/h
Precipitation: None