Kennebunkport Weather in September

Kennebunkport in September averages 21°C (70°F) during the day and 10°C (50°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Kennebunkport in September

Typically, about 9 days will experience rainfall, with an average of 100 mm (3.9 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Kennebunkport in September

In September, Kennebunkport gets pleasant temperatures, with highs of 21°C (70°F). Nights cool to around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Kennebunkport in September

Enjoy a sunny month with about 228 hours of sunshine, the clear skies make Kennebunkport even more beautiful.

If you're a fan of comfortable temperatures and drier conditions, September 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 Kennebunkport's climate page.

Kennebunkport Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 30%  

Precipitation 100 mm (3.9 in)  

Rainy days 9 days  

Humidity 77% *  

Sunshine 228 hours *  

Percentage Sunshine 61% *  

* Data from: Portland, the United States of America (37 KM, 23 Miles).

What to Wear in Kennebunkport in September

For Kennebunkport in September, 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 Kennebunkport in September

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

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 Kennebunkport's climate page.

More climate data for Kennebunkport

Temperature Rainfall Sunshine Humidity

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