Yes
you do need a jacket based on the weather in Port Jefferson, NY 11777, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
56°F13°C & Cloudy
Wind is 7 mph11 km/h from the South, gusting to 15 mph24 km/h
| November 3 | ||||
| 3pm | 57°F14°C | 9 mph14 km/h South | Cloudy | |
| 4pm | 58°F14°C | 10 mph16 km/h South | Cloudy | |
| 5pm | 58°F15°C | 10 mph16 km/h South | Cloudy | |
| 6pm | 58°F15°C | 9 mph14 km/h South | Cloudy | |
| 7pm | 58°F14°C | 8 mph13 km/h South | Cloudy | |
| 8pm | 57°F14°C | 8 mph12 km/h South | Mostly Cloudy | |
| 9pm | 56°F13°C | 8 mph14 km/h South | Mostly Cloudy | |
| 10pm | 55°F13°C | 9 mph14 km/h South | Cloudy | |
| 11pm | 54°F12°C | 9 mph15 km/h Southwest | Mostly Cloudy | |
| November 4 | ||||
| 12am | 54°F12°C | 10 mph17 km/h Southwest | Mostly Cloudy | |
| 1am | 54°F12°C | 13 mph21 km/h Southwest | Rain | |
| 2am | 53°F12°C | 15 mph25 km/h West | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 3 | 46°F8°C | 58°F15°C | 8 mph13 km/h from South | Cloudy | Windy |
| November 4 | 48°F9°C | 56°F13°C | 18 mph29 km/h from Northwest | Windy | Mostly Clear |
| November 5 | 45°F7°C | 60°F15°C | 14 mph23 km/h from Southwest | Mostly Cloudy | Windy |
| November 6 | 42°F6°C | 55°F13°C | 18 mph29 km/h from Northwest | Windy | Partly Cloudy |
| November 7 | 40°F5°C | 58°F14°C | 13 mph22 km/h from South | Mostly Cloudy | Rain |
| November 8 | 47°F8°C | 59°F15°C | 13 mph21 km/h from West | Rain | Mostly Cloudy |
| November 9 | 45°F7°C | 57°F14°C | 12 mph19 km/h from Southeast | Rain | Rain |
Yes
Low of 47°F9°C, High of 56°F14°CWind: 18 mph29 km/h
Precipitation: None