What is the weather like in Nantucket throughout the year?

Nantucket experiences varying weather throughout the year. The warmest month is August with average highs of 21°C. The coolest month is February.

What is the weather like in Nantucket in July?

Nantucket in July scores 57/100 based on 30 years of climate data. Good option with minor considerations.

Who should visit Nantucket in July?

July in Nantucket is ideal for: Outdoor enthusiasts, Cultural tourists, Honeymoon couples, Business travelers.

Best Time to Visit Nantucket | 30-Year Weather Analysis

Why July is the Best Time to Visit Nantucket

Is July a Good Time to Visit Nantucket?

👌Good option with minor considerations(57/100)

Short Answer

July brings storm season risk to Nantucket. While typical weather is 21°C with 18% rain, plan for potential disruptions and secure cancellation-friendly bookings.

Decision Factors

Atlantic Hurricane season active

Atlantic zone - expect potential atlantic hurricane activity

Very high humidity

89% average humidity

Ideal temperature range

20.9°C - perfect for sightseeing and outdoor activities

Plenty of sunshine

11.4h of sunshine daily

Shoulder season - balanced conditions

68% of peak - good value with moderate crowds

Good For

🥾
Outdoor enthusiasts
Ideal hiking conditions: 20.9°C, 18% rain chance
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 92/100 with romantic weather conditions
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

🏖️
Beach lovers
Sea temperature only undefined°C - too cold for comfortable swimming
👴
Elderly travelers
89% humidity creates difficult conditions
💼
Business travelers
Storm season may cause flight disruptions

Warmest

August

21°C avg

Coolest

February

4°C avg

Driest

July

18% rain

Wettest

April

29% rain

Planning Your Trip to Nantucket, United States

Wondering when is the best time to visit Nantucket? Based on our analysis of 30 years of NASA satellite weather data, the ideal months to travel to Nantucket are July, August, September. During these months, you'll experience optimal temperatures around 21°C with only 18% chance of rain.

The Nantucket climate varies throughout the year. August is the hottest month with average highs of 21°C, while February is the coldest at 4°C. If you're planning outdoor activities or sightseeing in Nantucket, avoid April when rainfall peaks at 29% probability.

For the best Nantucket weather experience, we recommend visiting during July for the driest conditions or the shoulder months of July and August for a perfect balance of weather and fewer crowds.

Nantucket Weather by Month: Climate Guide

Click any month to explore detailed daily forecasts for Nantucket

🏆 85-100: Excellent👍 70-84: Great👌 55-69: Good🤔 40-54: Fair⚠️ 0-39: Challenging

When to Visit Nantucket: Travel Style Guide

Personalized Nantucket travel recommendations based on 30-year weather data

Budget Travelers

Shoulder season with good weather and lower prices

MarchAprilJune

Avoiding Crowds

Fewer tourists with acceptable weather conditions

MarchAprilMay

Photography

Best light conditions with clear skies

JulySeptemberAugust

Winter Escape

Escape the cold with warmest temperatures

JuneJulyAugust

Honeymoon

Perfect conditions for a romantic getaway

JulyAugustSeptember

Nantucket Weather FAQ: Your Questions Answered

What is the best time to visit Nantucket?

Based on 30 years of weather data, the best months to visit Nantucket are July, August, September. These months offer the optimal combination of pleasant temperatures (21°C avg) and low rainfall (18% chance).

When is the hottest time of year in Nantucket?

August is historically the warmest month in Nantucket with average highs of 21°C. If you prefer cooler weather, consider visiting in February when temperatures average around 4°C.

When is the rainy season in Nantucket?

April typically sees the most rainfall in Nantucket with a 29% chance of rain. For the driest conditions, plan your visit in July when rain probability drops to just 18%.

How accurate is the Nantucket weather forecast?

Our Nantucket climate analysis is based on 30 years of NASA POWER satellite observations (1995-2024), providing highly accurate historical averages. While weather can vary year to year, these long-term patterns are excellent indicators for planning your trip to Nantucket.

What should I pack for Nantucket?

Packing depends on when you visit. In August (warmest month), pack light summer clothes for 21°C weather. In February (coolest month), bring layers for 4°C temperatures.

Is Nantucket good for a destination wedding?

Yes! The best months for an outdoor wedding in Nantucket are July (only 18% rain chance) and July for optimal weather conditions. Avoid April when rain probability peaks at 29%.