 |
 Current Islip Weather Conditions |
Updated September 17th at 7:56 am |
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| Mostly Cloudy |
| Temperature: | 66°F |
Dew Point: | 57°F |
| Barometer: | 30.12 inHg |
Wind: | N 21 Mph |
| Humidity: | 72.7% |
Visibility: | 0M |
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| Islip Weather Forecast Summary |
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Today
Sep 17th
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Thursday
Sep 18th
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Friday
Sep 19th
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Saturday
Sep 20th
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Sunday
Sep 21st
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 |
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Showers |
Cloudy |
Mostly Sunny |
Sunny |
Cloudy |
68°F
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72°F
67°F |
77°F
66°F |
68°F
61°F |
67°F
60°F |
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| Islip Detailed Weather Forecast |
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| Wednesday, September 17th, 2025 |
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Morning |
Temperature: 68°F |
| Cloudy with a chance of showers. Windy. |
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Afternoon |
Temperature: 67°F |
| Cloudy with showers likely. Windy. |
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Evening |
Temperature: 67°F |
| Cloudy with a chance of showers. Windy at times. |
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| Thursday, September 18th, 2025 |
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Overnight |
Temperature: 67°F |
| Cloudy with a slight chance of showers. Windy at times. |
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Morning |
Temperature: 69°F |
| Cloudy with a slight chance of showers. |
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Afternoon |
Temperature: 72°F |
| Sunny. |
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Evening |
Temperature: 70°F |
| Clear. Slight chance of a thunderstorm. |
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| Friday, September 19th, 2025 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 75°F |
| Sunny. |
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Afternoon |
Temperature: 76°F |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 68°F |
| Clear. Windy. |
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| Saturday, September 20th, 2025 |
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Overnight |
Temperature: 62°F |
| Clear. Windy. |
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Morning |
Temperature: 65°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 65°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 61°F |
| Clear. Windy at times. |
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| Sunday, September 21st, 2025 |
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Overnight |
Temperature: 61°F |
| Clear. Windy at times. |
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Morning |
Temperature: 66°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 63°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 60°F |
| Cloudy. Windy at times. |
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| Monday, September 22nd, 2025 |
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Overnight |
Temperature: 62°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 66°F |
| Cloudy. |
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Afternoon |
Temperature: 68°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 65°F |
| Clear. |
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| Tuesday, September 23rd, 2025 |
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Overnight |
Temperature: 65°F |
| Clear. |
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Morning |
Temperature: 70°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 71°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 68°F |
| A mix of cloudy and clear skies. |
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| Wednesday, September 24th, 2025 |
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Overnight |
Temperature: 67°F |
| Cloudy. |
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Morning |
Temperature: 74°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 72°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 68°F |
| Cloudy. |
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| Thursday, September 25th, 2025 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 75°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 72°F |
| Sunny with a chance of showers. Windy at times. |
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Evening |
Temperature: 68°F |
| Cloudy with showers likely. Windy at times. |
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