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 Port Jefferson Weather Forecast Summary |
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Today
Mar 29th
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Sunday
Mar 30th
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Monday
Mar 31st
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Tuesday
Apr 1st
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Wednesday
Apr 2nd
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Cloudy |
Thundershowers |
Cloudy |
Cloudy |
Mix of rain and snow |
69°F
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65°F
57°F |
55°F
34°F |
45°F
30°F |
64°F
38°F |
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| Port Jefferson Detailed Weather Forecast |
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| Saturday, March 29th, 2025 |
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Evening |
Temperature: 58°F |
| Cloudy with a chance of showers. Windy at times. |
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| Sunday, March 30th, 2025 |
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Overnight |
Temperature: 57°F |
| Cloudy with a chance of showers. Windy at times. |
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Morning |
Temperature: 62°F |
| Cloudy with a slight chance of showers. Windy. |
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Afternoon |
Temperature: 64°F |
| Cloudy with a chance of showers or thundershowers. Windy. |
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Evening |
Temperature: 60°F |
| Cloudy with showers likely. Chance of a thunderstorm. Windy. |
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| Monday, March 31st, 2025 |
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Overnight |
Temperature: 51°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 44°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 43°F |
| Cloudy. Windy. |
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Evening |
Temperature: 37°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Tuesday, April 1st, 2025 |
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Overnight |
Temperature: 30°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 39°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 43°F |
| Cloudy. |
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Evening |
Temperature: 37°F |
| Cloudy. Windy at times. |
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| Wednesday, April 2nd, 2025 |
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Overnight |
Temperature: 39°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 50°F |
| Cloudy. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 63°F |
| Cloudy with showers likely. Wind 25 to 40 mph. |
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Evening |
Temperature: 62°F |
| Cloudy with showers. Wind 20 to 30 mph. |
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| Thursday, April 3rd, 2025 |
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Overnight |
Temperature: 55°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 60°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 55°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 50°F |
| Cloudy. |
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| Friday, April 4th, 2025 |
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Overnight |
Temperature: 47°F |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 55°F |
| Cloudy. |
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Afternoon |
Temperature: 58°F |
| Cloudy. |
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Evening |
Temperature: 53°F |
| Cloudy with a chance of showers. |
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| Saturday, April 5th, 2025 |
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Overnight |
Temperature: 49°F |
| Cloudy with periods of rain. Windy at times. |
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Morning |
Temperature: 51°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 45°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 44°F |
| Cloudy. |
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| Sunday, April 6th, 2025 |
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Overnight |
Temperature: 40°F |
| Cloudy. |
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Morning |
Temperature: 54°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 56°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 41°F |
| Cloudy. Windy at times. |
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