Marlborough Weather in September

Thinking of visiting Marlborough in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 11°C (52°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Marlborough in September

Past climate data indicates that roughly 10 days will see rain, totalling around 86 mm (3.4 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 Marlborough in September

The perfect temperature in Marlborough in September makes it a solid month to visit, with 24°C (75°F) during the day and 11°C (52°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Marlborough in September

The city usually sees around 238 hours of sunlight, indicating many sunny days — a great month for sightseeing.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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 Marlborough's climate page.

Marlborough Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 33%  

Precipitation 86 mm (3.4 in)  

Rainy days 10 days  

Humidity 69% *  

Sunshine 238 hours *  

Percentage Sunshine 63% *  

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

What to Wear in Marlborough in September

For Marlborough 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 Marlborough in September

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 Marlborough's climate page.

More climate data for Marlborough

Temperature Rainfall Sunshine Humidity

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