Live Weather & Forecast
Weather in Nantucket
Massachusetts, United States · Real-time conditions & 3-day outlook
9°C
Feels like 9°C
49°F / Feels 49°F
Sunny
Nantucket, Massachusetts
🌞 Daytime
Updated: 2026-04-12 11:30
Humidity
33%
Wind
4.7 km/h NNE
Wind Gust
6.5 km/h
Pressure
1034 mb
Visibility
16 km
UV Index
4.6
(Moderate)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-2.3°C
Wind Degree
16°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
165.9 μg/m³
NO₂
1.6 μg/m³
O₃
108 μg/m³
SO₂
1.8 μg/m³
PM 2.5
8.7 μg/m³
PM 10
11.5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Nantucket, Massachusetts
12 AM
6°
Clear
1 AM
6°
Clear
2 AM
5°
Clear
3 AM
5°
Clear
4 AM
4°
Clear
5 AM
4°
Clear
6 AM
4°
Clear
7 AM
5°
Sunny
8 AM
7°
Sunny
9 AM
8°
Sunny
10 AM
9°
Sunny
11 AM
9°
Sunny
12 PM
11°
Sunny
1 PM
11°
Sunny
2 PM
11°
Sunny
3 PM
11°
Sunny
4 PM
11°
Sunny
5 PM
9°
Sunny
6 PM
8°
Overcast
7 PM
7°
Partly Cloudy
8 PM
7°
Overcast
9 PM
7°
Overcast
10 PM
6°
Clear
11 PM
6°
Overcast
3-Day Forecast
Daily overview for Nantucket, Massachusetts
Today
Sunny
12°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 60%
💨 Max wind: 30.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:05 AM
🌇 Sunset: 07:18 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
9°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 94%
💨 Max wind: 54 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:19 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Overcast
8°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 98%
💨 Max wind: 34.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:02 AM
🌇 Sunset: 07:20 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Nantucket
Plan your trip to Nantucket, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Nantucket?
Current conditions in Nantucket: Sunny, temperature 9°C, humidity 33%.
What is the best time to visit Nantucket?
The best time to visit Nantucket is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Nantucket?
Nantucket is located at approximately 41.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Nantucket?
The wettest period in Nantucket is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Nantucket?
For visits to Nantucket during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Nantucket in?
Nantucket is located in United States, in the state of Massachusetts.
What are the public holidays in Nantucket in 2026?
View the 2026 public holidays for Nantucket on our Holidays page.
What are the GPS coordinates used for the weather forecast in Nantucket?
The weather forecast for Nantucket uses coordinates 41.2844, -70.0984.