Port Jefferson, NY Weather Forecast
Marine Forecast: Long Island Sound West of New Haven
Port Jefferson, New York
Lat: 40.95N, Lon: 73.06W
Partly Cloudy
Temp: 44°F
- Humidity:
- 76%
- Winds:
- 3 MPH S
- Gusts:
- N/A MPH
- Barometer:
- 30.2 in.
- Dewpoint:
- 37°F
- Heat index:
- 44°F
- Sunrise:
- 7:02 AM EST
- Sunset:
- 4:22 PM EST
- Moonrise:
- 2:24 AM EST
- Moonset:
- 1:41 PM EST
| Tonight...Partly cloudy. Patchy fog after midnight. Lows in the upper 30s. South winds around 5 mph. |
| Saturday...Partly sunny in the morning, then becoming mostly cloudy. Patchy fog in the morning. Highs in the mid 50s. South winds 5 to 10 mph. |
| Saturday Night...Mostly cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the lower 40s. South winds around 5 mph. Chance of rain 20 percent. |
| Sunday...Rain likely in the morning, then rain with a slight chance of thunderstorms in the afternoon. Windy with highs around 60. South winds 10 to 15 mph, increasing to 20 to 30 mph with gusts up to 40 mph in the afternoon. Chance of rain 90 percent. |
| Sunday Night...Rain with a slight chance of thunderstorms. Rain May be heavy at Times after midnight. Very windy with lows in the upper 30s. South winds 25 to 35 mph with gusts up to 55 mph. Chance of rain near 100 percent. |
| Monday...Rain likely in the morning, then mostly sunny in the afternoon. Highs in the upper 40s. Chance of rain 60 percent. |
| Monday Night...Mostly clear. Lows around 30. |
| Tuesday...Sunny. Highs in the mid 40s. |
| Tuesday Night...Mostly clear. Lows in the lower 30s. |
| Wednesday...Sunny. Highs in the mid 40s. |
| Wednesday Night...Partly cloudy. Lows in the upper 20s. |
| Thursday...Mostly sunny. Highs in the lower 40s. |
| Thursday Night...Mostly clear. Lows around 30. |
| Friday...Sunny. Highs in the upper 40s. |
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