Yes
you do need a jacket based on the weather in Setauket- East Setauket, NY, USA 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion and it's so windy, even the squirrels are holding onto branches for dear life!
46°F8°C & Haze
Wind is 11 mph18 km/h from the Southeast, gusting to 19 mph31 km/h
| March 20 | ||||
| 6pm | 46°F8°C | 11 mph18 km/h Southeast | Haze | |
| 7pm | 46°F8°C | 11 mph18 km/h Southeast | Haze | |
| 8pm | 46°F8°C | 9 mph15 km/h Southeast | Haze | |
| 9pm | 47°F8°C | 8 mph13 km/h Southeast | Haze | |
| 10pm | 47°F8°C | 7 mph11 km/h South | Haze | |
| 11pm | 47°F8°C | 7 mph11 km/h Southeast | Foggy | |
| March 21 | ||||
| 12am | 48°F9°C | 5 mph8 km/h Southeast | Drizzle | |
| 1am | 47°F8°C | 5 mph8 km/h East | Rain | |
| 2am | 46°F8°C | 5 mph8 km/h Northwest | Rain | |
| 3am | 46°F8°C | 9 mph14 km/h Northwest | Drizzle | |
| 4am | 45°F7°C | 14 mph22 km/h Northwest | Drizzle | |
| 5am | 44°F7°C | 15 mph24 km/h Northwest | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 20 | 41°F5°C | 51°F10°C | 6 mph10 km/h from Southeast | Cloudy | Rain |
| March 21 | 40°F5°C | 49°F9°C | 18 mph28 km/h from Northwest | Windy | Mostly Clear |
| March 22 | 37°F3°C | 54°F12°C | 10 mph16 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| March 23 | 29°F-1°C | 45°F7°C | 8 mph13 km/h from Northwest | Mostly Clear | Rain |
| March 24 | 37°F3°C | 51°F11°C | 11 mph18 km/h from South | Rain | Drizzle |
| March 25 | 42°F6°C | 51°F11°C | 11 mph17 km/h from West | Partly Cloudy | Rain |
| March 26 | 37°F3°C | 47°F9°C | 10 mph17 km/h from West | Rain | Mostly Clear |
Yes
Low of 40°F5°C, High of 49°F10°CWind: 18 mph28 km/h
Precipitation: None