Long Island MacArthur Airport (ISP) 15 Day Weather Forecast, Islip United States
Current weather conditions and 15 day weather forecast for Long Island MacArthur Airport in Islip, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at ISP
| 26 October 2026 Mon 16.6 ° C ( 61.9°F )  Sunny |
Feels Like : 12.6 ° C / 54.7°F Humidity : % 44 Pressure : 1023 mb Wind Speed : 14.4 kmph / 8.9 miles from W 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 2 |
15-day weather forecast for Long Island MacArthur Airport, Islip, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 26 October 2026 Mon | Sunny |
10.7 ° C | 18.5 ° C | 14.7 ° C | % 58 | 15.5 km/h | 3% |
| 27 October 2026 Tue | Sunny |
10.9 ° C | 14.8 ° C | 12.9 ° C | % 57 | 18.7 km/h | 5% |
| 28 October 2026 Wed | Sunny |
8.8 ° C | 14.1 ° C | 12 ° C | % 61 | 11.2 km/h | 7% |
| 29 October 2026 Thu | Sunny |
12.8 ° C | 16.3 ° C | 14.7 ° C | % 78 | 20.9 km/h | 11% |
| 30 October 2026 Fri | Sunny |
14.2 ° C | 20.9 ° C | 16.7 ° C | % 69 | 20.9 km/h | 6% |
| 31 October 2026 Sat |  Overcast |
11.3 ° C | 15.6 ° C | 13.6 ° C | % 62 | 11.9 km/h | 10% |
| 01 November 2026 Sun |  Partly Cloudy |
13.6 ° C | 16.4 ° C | 14.7 ° C | % 73 | 9.4 km/h | 12% |
| 02 November 2026 Mon | Partly Cloudy |
13.8 ° C | 16.8 ° C | 15.3 ° C | % 84 | 7.2 km/h | 17% |
| 03 November 2026 Tue |  Cloudy |
15.8 ° C | 18.3 ° C | 16.8 ° C | % 85 | 14.4 km/h | 19% |
| 04 November 2026 Wed |  Patchy rain nearby |
15.4 ° C | 17.3 ° C | 16.4 ° C | % 85 | 19.4 km/h | 86% |
| 05 November 2026 Thu |  Light drizzle |
11.7 ° C | 15.3 ° C | 13.7 ° C | % 81 | 16.9 km/h | 85% |
| 06 November 2026 Fri | Light drizzle |
10.6 ° C | 13 ° C | 11.7 ° C | % 81 | 16.9 km/h | 87% |
| 07 November 2026 Sat |  Light rain shower |
10.5 ° C | 12.3 ° C | 11.3 ° C | % 88 | 19.8 km/h | 90% |
| 08 November 2026 Sun | Patchy rain nearby |
7.5 ° C | 10.8 ° C | 9.1 ° C | % 80 | 20.9 km/h | 69% |
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