Stamford Weather in September

September in Stamford brings high temperatures, with daytime highs of 25°C (77°F) and nights around 15°C (59°F). Quite a bit of rainfall is expected, around 92 mm (3.6 in), so pack an umbrella.

Rainfall in Stamford in September

Analyzing past climate data, one can expect approximately 10 days of rain, averaging 92 mm (3.6 in). 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 Stamford in September

Weather in Stamford is at its perfect in September. Highs reach 25°C (77°F), while nights settle around 15°C (59°F). This kind of day-to-night contrast is typical for this time of year. With lows of 15°C (59°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 Stamford in September

There are approximately 218 hours of sunshine this month, resulting in mostly clear days.

If your ideal day consists of dry skies and pleasant temperatures, May and September typically offer the best circumstances for Stamford.

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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 Stamford's climate page.

Stamford Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 33%  

Precipitation 92 mm (3.6 in)  

Rainy days 10 days  

Humidity 68% *  

Sunshine 218 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (43 KM, 27 Miles).

What to Wear in Stamford 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 Stamford 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 Stamford's climate page.

More climate data for Stamford

Temperature Rainfall Sunshine Humidity

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