 |
 Current Islip Weather Conditions |
Updated December 15th at 4:56 am |
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| Temperature: | 19°F |
Dew Point: | 9°F |
| Barometer: | 30.15 inHg |
Wind: | N 26 Mph |
| Humidity: | 60.7% |
Visibility: | 0M |
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| Islip Weather Forecast Summary |
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Today
Dec 15th
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Tuesday
Dec 16th
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Wednesday
Dec 17th
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Thursday
Dec 18th
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Friday
Dec 19th
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Cloudy |
Cloudy |
Cloudy |
Cloudy |
Mix of rain and snow |
30°F
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34°F
28°F |
41°F
37°F |
54°F
35°F |
54°F
29°F |
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| Islip Detailed Weather Forecast |
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| Monday, December 15th, 2025 |
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Morning |
Temperature: 26°F |
| A mix of cloud and sun. Windy. |
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Afternoon |
Temperature: 30°F |
| Cloudy. Windy. |
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Evening |
Temperature: 29°F |
| Cloudy. Windy. |
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| Tuesday, December 16th, 2025 |
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Overnight |
Temperature: 28°F |
| Cloudy. Windy. |
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Morning |
Temperature: 29°F |
| Sunny. |
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Afternoon |
Temperature: 31°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 33°F |
| Cloudy. Windy. |
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| Wednesday, December 17th, 2025 |
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Overnight |
Temperature: 37°F |
| Clear. Windy. |
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Morning |
Temperature: 40°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 41°F |
| Cloudy. Windy. |
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Evening |
Temperature: 39°F |
| Clear. Windy. |
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| Thursday, December 18th, 2025 |
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Overnight |
Temperature: 36°F |
| Clear. |
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Morning |
Temperature: 42°F |
| Cloudy. |
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Afternoon |
Temperature: 46°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 52°F |
| Cloudy with a slight chance of showers. Wind 20 to 30 mph. |
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| Friday, December 19th, 2025 |
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Overnight |
Temperature: 54°F |
| Cloudy with showers likely. Wind 25 to 40 mph. |
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Morning |
Temperature: 49°F |
| Cloudy with a few showers. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 38°F |
| Sunny with cloudy periods. Wind 25 to 40 mph. |
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Evening |
Temperature: 30°F |
| Clear. Wind 25 to 40 mph. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: 28°F |
| Cloudy. Windy. |
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Morning |
Temperature: 30°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 34°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 40°F |
| Cloudy. Windy. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 44°F |
| Cloudy. Windy. |
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Morning |
Temperature: 44°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 43°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 39°F |
| Clear. Windy. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 37°F |
| Clear. Windy. |
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Morning |
Temperature: 36°F |
| Sunny. Windy. |
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Afternoon |
Temperature: 32°F |
| Mostly sunny. Windy. |
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Evening |
Temperature: 29°F |
| Clear. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 30°F |
| Cloudy. |
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Morning |
Temperature: 38°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 40°F |
| Cloudy with a few showers. Windy. |
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Evening |
Temperature: 40°F |
| A mix of cloudy and clear skies with a chance of showers. Windy. |
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