Danbury Weather in September

September in Danbury sees daytime temperatures around 24°C (75°F) and lows of 12°C (54°F) at night. With around 101 mm (4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Danbury in September

Typically around 10 days of rainfall are expected, averaging 101 mm (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 Danbury in September

If you're visiting Danbury in September, expect highs of 24°C (75°F) and overnight lows around 12°C (54°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

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

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 Danbury's climate page.

Danbury Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 33%  

Precipitation 101 mm (4 in)  

Rainy days 10 days  

What to Wear in Danbury 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.

What To Do in Danbury in September

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

Cycling

9/10

Walking

9/10

Camping

6/10

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 Danbury's climate page.

More climate data for Danbury

Temperature Rainfall

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