Dennis Weather in October

Thinking of visiting Dennis in October? Expect moderate temperatures reaching 17°C (63°F) during the day, dropping to 9°C (48°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Dennis in October

You can expect rain on roughly 13 days based on historical data, averaging 116 mm (4.6 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Dennis in October

Temperatures in Dennis in October top out at 17°C (63°F) and drop to 9°C (48°F) overnight. Conditions are often most pleasant around the middle of the day. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Dennis in October

Expect sunny days throughout the month, with an estimated 205 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
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• May
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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 Dennis's climate page.

Dennis Temperature in October

Min Temperature 9°C (48°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 42%  

Precipitation 116 mm (4.6 in)  

Rainy days 13 days  

Sunshine 205 hours *  

Percentage Sunshine *  

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

What to Wear in Dennis in October

For Dennis in October, 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. 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 October

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

Cycling

5/10

Walking

5/10

Camping

3/10

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 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.