 |
 Current Port Jefferson Weather Conditions |
Updated July 26th at 6:56 am |
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| Partly Sunny |
| Temperature: | 75°F |
Dew Point: | 66°F |
| Barometer: | 30.09 inHg |
Wind: | N 15 Mph |
| Humidity: | 73.6% |
Visibility: | 0M |
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| Port Jefferson Weather Forecast Summary |
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Today
Jul 26th
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Sunday
Jul 27th
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Monday
Jul 28th
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Tuesday
Jul 29th
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Wednesday
Jul 30th
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 |
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 |
Cloudy |
Cloudy |
Mix of Cloud and Sun |
Cloudy |
Thundershowers |
79°F
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77°F
72°F |
86°F
72°F |
88°F
76°F |
81°F
73°F |
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| Port Jefferson Detailed Weather Forecast |
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| Saturday, July 26th, 2025 |
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Morning |
Temperature: 76°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 77°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 71°F |
| Cloudy. |
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| Sunday, July 27th, 2025 |
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Overnight |
Temperature: 72°F |
| Cloudy. |
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Morning |
Temperature: 74°F |
| Cloudy with a slight chance of showers. Windy at times. |
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Afternoon |
Temperature: 76°F |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. |
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Evening |
Temperature: 74°F |
| Clear. Slight chance of a thunderstorm. |
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| Monday, July 28th, 2025 |
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Overnight |
Temperature: 73°F |
| Clear. |
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Morning |
Temperature: 78°F |
| Sunny. |
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Afternoon |
Temperature: 84°F |
| A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 77°F |
| Clear. Slight chance of a thunderstorm. Windy at times. |
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| Tuesday, July 29th, 2025 |
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Overnight |
Temperature: 77°F |
| Clear. Chance of a thunderstorm. Windy at times. |
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Morning |
Temperature: 83°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 86°F |
| Sunny with cloudy periods. Chance of a thunderstorm. |
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Evening |
Temperature: 78°F |
| Cloudy. Windy at times. |
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| Wednesday, July 30th, 2025 |
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Overnight |
Temperature: 73°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 78°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. |
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Evening |
Temperature: 75°F |
| Cloudy with showers likely. Chance of a thunderstorm. Windy at times. |
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| Thursday, July 31st, 2025 |
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Overnight |
Temperature: 74°F |
| Cloudy with a chance of showers or thundershowers. Windy at times. |
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Morning |
Temperature: 73°F |
| Cloudy with showers likely. |
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Afternoon |
Temperature: 75°F |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. |
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Evening |
Temperature: 72°F |
| A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy at times. |
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| Friday, August 1st, 2025 |
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Overnight |
Temperature: 69°F |
| Clear. Windy at times. |
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Morning |
Temperature: 74°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 76°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 67°F |
| Clear. Windy at times. |
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| Saturday, August 2nd, 2025 |
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Overnight |
Temperature: 63°F |
| Clear. |
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Morning |
Temperature: 68°F |
| Sunny. |
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Afternoon |
Temperature: 75°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 72°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Sunday, August 3rd, 2025 |
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Overnight |
Temperature: 71°F |
| Cloudy. |
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Morning |
Temperature: 77°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 78°F |
| Cloudy. Windy. |
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Evening |
Temperature: 73°F |
| Cloudy. Windy. |
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