Nantucket (CDP) Weather Forecast 15 Days, Weather in Nantucket (CDP) Today
Current weather conditions and 15 day weather forecast for Nantucket (CDP), Massachusetts, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Nantucket (CDP)
| 20 September 2026 Sunday 15.6 ° C / 60.1°F  Cloudy |
Feels Like : 12.1 ° C / 53.8°F Humidity : % 63 Pressure : 1023 mb Wind Speed : 16.6 kmph / 10.3 miles from E  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 86 |
15 day weather forecast for Nantucket (CDP), MA, USA
Weather Forecast for next 15 Days for Nantucket (CDP) including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Nantucket (CDP), Massachusetts state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday |  Overcast |
15.5 ° C (59.9°F) |
19.1 ° C (66.5°F) |
16.4 ° C (61.6°F) |
% 61 | 14% | 5.6 | Sunrise:06:24 AM Sunset: 06:43 PM |
Moonrise:03:25 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
15.4 ° C (59.7°F) |
18.3 ° C (65°F) |
16.8 ° C (62.3°F) |
% 75 | 83% | 4.6 | Sunrise:06:25 AM Sunset: 06:41 PM |
Moonrise:04:02 PM Moonset: 12:14 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday |  Patchy rain nearby |
16.6 ° C (61.9°F) |
18.6 ° C (65.4°F) |
17.4 ° C (63.2°F) |
% 86 | 90% | 2 | Sunrise:06:26 AM Sunset: 06:39 PM |
Moonrise:04:32 PM Moonset: 01:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
13.9 ° C (57.1°F) |
17 ° C (62.7°F) |
15.4 ° C (59.8°F) |
% 72 | 82% | 1 | Sunrise:06:28 AM Sunset: 06:38 PM |
Moonrise:04:57 PM Moonset: 02:20 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Patchy rain nearby |
15.3 ° C (59.6°F) |
16 ° C (60.8°F) |
15.8 ° C (60.4°F) |
% 74 | 47% | 3.4 | Sunrise:06:29 AM Sunset: 06:36 PM |
Moonrise:05:19 PM Moonset: 03:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday |  Light rain shower |
15.2 ° C (59.3°F) |
15.8 ° C (60.4°F) |
15.5 ° C (60°F) |
% 85 | 90% | 4 | Sunrise:06:30 AM Sunset: 06:34 PM |
Moonrise:05:40 PM Moonset: 04:24 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
15.1 ° C (59.2°F) |
16.2 ° C (61.2°F) |
15.7 ° C (60.2°F) |
% 83 | 89% | 4 | Sunrise:06:31 AM Sunset: 06:33 PM |
Moonrise:05:59 PM Moonset: 05:26 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday |  Sunny |
16.1 ° C (61°F) |
17.2 ° C (63°F) |
16.5 ° C (61.7°F) |
% 80 | 78% | 5 | Sunrise:06:32 AM Sunset: 06:31 PM |
Moonrise:06:19 PM Moonset: 06:29 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Patchy rain nearby |
15.7 ° C (60.2°F) |
19.3 ° C (66.8°F) |
17.7 ° C (63.9°F) |
% 87 | 32% | 5 | Sunrise:06:33 AM Sunset: 06:29 PM |
Moonrise:06:40 PM Moonset: 07:33 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
15.6 ° C (60.1°F) |
16.3 ° C (61.4°F) |
16 ° C (60.8°F) |
% 84 | 26% | 4 | Sunrise:06:34 AM Sunset: 06:27 PM |
Moonrise:07:05 PM Moonset: 08:39 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Patchy rain nearby |
16.4 ° C (61.5°F) |
17.1 ° C (62.8°F) |
16.8 ° C (62.2°F) |
% 88 | 72% | 4 | Sunrise:06:35 AM Sunset: 06:26 PM |
Moonrise:07:34 PM Moonset: 09:48 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Overcast |
16.1 ° C (61.1°F) |
17.3 ° C (63.1°F) |
16.7 ° C (62.1°F) |
% 81 | 17% | 5 | Sunrise:06:36 AM Sunset: 06:24 PM |
Moonrise:08:11 PM Moonset: 10:58 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Patchy rain nearby |
15 ° C (59°F) |
16.2 ° C (61.2°F) |
15.5 ° C (59.9°F) |
% 81 | 56% | 4 | Sunrise:06:37 AM Sunset: 06:22 PM |
Moonrise:08:57 PM Moonset: 12:08 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Overcast |
14.9 ° C (58.8°F) |
15.8 ° C (60.4°F) |
15.3 ° C (59.5°F) |
% 77 | 23% | 4 | Sunrise:06:38 AM Sunset: 06:21 PM |
Moonrise:09:54 PM Moonset: 01:14 PM Moon Phase ( Last Quarter ) |
|
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