Port Jefferson, NY Weather Forecast
Marine Forecast: Long Island Sound West of New Haven
Port Jefferson, New York
Lat: 40.95N, Lon: 73.06W
Clear
Temp: 69°F
- Humidity:
- 73%
- Winds:
- 3 MPH N
- Gusts:
- N/A MPH
- Barometer:
- 30.11 in.
- Dewpoint:
- 60°F
- Heat index:
- 69°F
- Sunrise:
- 5:34 AM EDT
- Sunset:
- 8:19 PM EDT
- Moonrise:
- 12:26 AM EDT
- Moonset:
- 3:34 PM EDT
| This Afternoon...Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph. |
| Tonight...Partly cloudy in the evening, then clearing. Lows in the mid 60s. North winds around 5 mph. |
| Saturday...Sunny. Highs in the mid 80s. East winds around 5 mph, becoming south in the afternoon. |
| Saturday Night...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 50 percent. |
| Sunday...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values in the upper 90s. |
| Sunday Night...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 60s. Chance of rain 50 percent. |
| Monday...Sunny. Highs in the mid 80s. |
| Monday Night...Mostly clear. Lows in the mid 60s. |
| Tuesday...Sunny. Highs in the lower 80s. |
| Tuesday Night...Mostly clear. Lows in the upper 60s. |
| Wednesday...Sunny. Highs in the mid 80s. |
| Wednesday Night...Partly cloudy. Lows in the lower 70s. |
| Thursday...Mostly sunny. Highs in the upper 80s. Heat index values in the upper 90s. |
| Thursday Night...Mostly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 30 percent. |
| Friday...Partly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 30 percent. Heat index values up to 100. |
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