Sudbury Weather in September

September is one of the perfect months to visit Sudbury, with daytime temperatures of 24°C (75°F) and lows of 11°C (52°F) at night. Do note that quite a bit of rainfall is typical, averaging around 89 mm (3.5 in).

Rainfall in Sudbury in September

Historically, September sees about 10 days of rain, with a monthly average of 89 mm (3.5 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Sudbury in September

September is a good time to be in Sudbury. Days are perfect, reaching 24°C (75°F), with nights around 11°C (52°F). Overall, the month follows a fairly predictable daily temperature pattern. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Sudbury in September

The month enjoys around 238 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July and September typically offer the best weather for Sudbury.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• August

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• October
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• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Sudbury's climate page.

Sudbury Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 33%  

Precipitation 89 mm (3.5 in)  

Rainy days 10 days  

Humidity 69% *  

Sunshine 238 hours *  

Percentage Sunshine 63% *  

* Data from: Boston, the United States of America (31 KM, 19 Miles).

What to Wear in Sudbury in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Sudbury 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 Sudbury's climate page.

More climate data for Sudbury

Temperature Rainfall Sunshine Humidity

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