Port Jefferson, NY Weather Forecast
Marine Forecast: Long Island Sound West of New Haven
Port Jefferson, New York
Lat: 40.95N, Lon: 73.06W
Mostly Cloudy
Temp: 41°F
- Humidity:
- 73%
- Winds:
- N/A
- Gusts:
- N/A MPH
- Barometer:
- 29.89 in.
- Dewpoint:
- 33°F
- Heat index:
- 41°F
- Sunrise:
- 6:51 AM EST
- Sunset:
- 4:25 PM EST
- Moonrise:
- 11:04 AM EST
- Moonset:
- 8:11 PM EST
| Today...Rain this afternoon. Highs in the upper 50s. Southwest winds 10 to 15 mph. Gusts up to 30 mph this afternoon. Chance of rain near 100 percent. |
| Tonight...Cloudy with rain likely in the evening, then mostly clear after midnight. Lows in the upper 40s. Southwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent. |
| Monday...Mostly sunny. Highs in the mid 50s. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the morning. |
| Monday Night...Mostly clear. Lows in the lower 30s. North winds 10 to 15 mph. |
| Tuesday...Sunny in the morning, then becoming partly sunny. Highs in the upper 40s. North winds around 5 mph, becoming southeast in the afternoon. |
| Tuesday Night...Mostly cloudy. Lows in the upper 30s. |
| Wednesday...Mostly cloudy. A chance of showers in the morning, then showers in the afternoon. Highs in the upper 50s. Chance of rain 90 percent. |
| Wednesday Night...Showers likely in the evening, then partly cloudy after midnight. Breezy with lows in the mid 30s. Chance of rain 70 percent. |
| Thursday...Sunny. Highs in the mid 40s. |
| Thursday Night...Mostly clear. Lows around 30. |
| Friday...Sunny. Highs in the upper 40s. |
| Friday Night...Partly cloudy in the evening, then becoming mostly cloudy. Near steady temperature around 40. |
| Saturday...Partly sunny. A chance of showers in the morning. Highs in the mid 50s. Chance of rain 30 percent. |
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