Nantucket Memorial Airport (ACK) 15 Day Weather Forecast, Nantucket United States
Current weather conditions and 15 day weather forecast for Nantucket Memorial Airport in Nantucket, 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 ACK
| 15 December 2025 Mon -8.9 ° C ( 16°F )  Partly cloudy |
Feels Like : -20 ° C / -4°F Humidity : % 64 Pressure : 1016 mb Wind Speed : 46.8 kmph / 29.1 miles from NW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15-day weather forecast for Nantucket Memorial Airport, Nantucket, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 December 2025 Mon |  Patchy moderate snow |
-8.2 ° C | -1.6 ° C | -4 ° C | % 65 | 57.6 km/h | 80% |
| 16 December 2025 Tue |  Moderate rain |
-0.3 ° C | 1.9 ° C | 1 ° C | % 72 | 38.9 km/h | 79% |
| 17 December 2025 Wed | Partly Cloudy |
3.8 ° C | 8.6 ° C | 6.5 ° C | % 81 | 58.7 km/h | 0% |
| 18 December 2025 Thu | Partly Cloudy |
0.9 ° C | 3.5 ° C | 3.2 ° C | % 65 | 58.3 km/h | 0% |
| 19 December 2025 Fri | Moderate rain |
1.4 ° C | 11.6 ° C | 8.2 ° C | % 87 | 76.7 km/h | 89% |
| 20 December 2025 Sat | Partly Cloudy |
-1.6 ° C | -0.2 ° C | 0.2 ° C | % 56 | 57.2 km/h | 0% |
| 21 December 2025 Sun | Moderate rain |
4.5 ° C | 9.1 ° C | 7.1 ° C | % 87 | 61.2 km/h | 80% |
| 22 December 2025 Mon |  Sunny |
-1.3 ° C | 0.5 ° C | 0.5 ° C | % 60 | 48.6 km/h | 0% |
| 23 December 2025 Tue | Partly Cloudy |
0.7 ° C | 6.1 ° C | 4.5 ° C | % 68 | 52.2 km/h | 0% |
| 24 December 2025 Wed |  Overcast |
6.3 ° C | 7.8 ° C | 7.1 ° C | % 86 | 51.1 km/h | 0% |
| 25 December 2025 Thu |  Light snow showers |
-5.4 ° C | -1.9 ° C | -1.7 ° C | % 58 | 61.9 km/h | 0% |
| 26 December 2025 Fri |  Blizzard |
-3.7 ° C | 1.8 ° C | 0.2 ° C | % 73 | 32 km/h | 88% |
| 27 December 2025 Sat | Patchy moderate snow |
-4.7 ° C | -0.9 ° C | -1.2 ° C | % 72 | 43.9 km/h | 82% |
| 28 December 2025 Sun | Partly Cloudy |
-5.1 ° C | -0.9 ° C | -2.4 ° C | % 55 | 33.1 km/h | 0% |
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