Dennis Weather in July

Dennis in July sees high temperatures, with highs around 26°C (79°F) and overnight lows of 19°C (66°F). Rainfall is fairly high at around 84 mm (3.3 in) on average, so pack waterproofs just in case.

Rainfall in Dennis in July

Expect around 10 days of rain based on historical data, with 84 mm (3.3 in) average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Dennis in July

Dennis in July has perfect weather. Days reach 26°C (79°F) and nights cool to 19°C (66°F). The summer season takes place during July. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.

Sunshine in Dennis in July

Expect sunny days throughout the month, with an estimated 301 hours of sunshine. This makes it a pleasant time to visit Dennis.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Dennis.

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• January
• February
• March
• April

• May
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• 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 Dennis's climate page.

Dennis Temperature in July

Min Temperature 19°C (66°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 33%  

Precipitation 84 mm (3.3 in)  

Rainy days 10 days  

Sunshine 301 hours *  

Percentage Sunshine *  

* Data from: Nantucket, the United States of America (50 KM, 31 Miles).

What to Wear in Dennis in July

Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Dennis in July

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Dennis's climate page.

More climate data for Dennis

Temperature Rainfall Sunshine

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