New London Weather in September

Thinking of visiting New London in September? Expect pleasant temperatures reaching 21°C (70°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in New London in September

Typically, you can expect about 11 days of rain this month, with 90 mm (3.5 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in New London in September

September is one of the better months to visit New London. Expect 21°C (70°F) during the day and 10°C (50°F) at night. Conditions are often most pleasant around the middle of the day. Nights drop to around 10°C (50°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.

Sunshine in New London in September

Enjoy a sunny month with about 214 hours of sunshine, the clear skies make New London even more beautiful.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit New London.

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 New London's climate page.

New London Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 37%  

Precipitation 90 mm (3.5 in)  

Rainy days 11 days  

Humidity 76% *  

Sunshine 214 hours *  

Percentage Sunshine *  

* Data from: Concord, the United States of America (42 KM, 26 Miles).

What to Wear in New London in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. 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 New London 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 New London's climate page.

More climate data for New London

Temperature Rainfall Sunshine Humidity

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