Nantucket Weather in July

Nantucket in July averages 24°C (75°F) during the day and 18°C (64°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.

Rainfall in Nantucket in July

You can expect rain on around 11 days based on historical patterns, with 86 mm (3.4 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Nantucket in July

If you're visiting Nantucket in July, expect perfect temperatures with highs of 24°C (75°F) and overnight lows of 18°C (64°F). During July, the summer season is in full swing. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it has the peak temperatures of the year.

Sunshine in Nantucket in July

There are approximately 301 hours of sunshine this month, resulting in mostly clear days.

If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Nantucket's climate page.

Nantucket Temperature in July

Min Temperature 18°C (64°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 37%  

Precipitation 86 mm (3.4 in)  

Rainy days 11 days  

Sunshine 301 hours  

Percentage Sunshine  

What to Wear in Nantucket in July

For Nantucket in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Nantucket in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Nantucket's climate page.

More climate data for Nantucket

Temperature Rainfall Sunshine

See the full Nantucket climate overview or explore weather in the United States of America.