Carol Stream Weather in September

Carol Stream in September sees high daytime temperatures of 24°C (75°F) and nighttime lows of 12°C (54°F). Rainfall is fairly high this month at around 95 mm (3.7 in), so pack a rain jacket to stay dry.

Rainfall in Carol Stream in September

You can expect rain on roughly 9 days based on historical data, averaging 95 mm (3.7 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Carol Stream in September

The excellent temperature in Carol Stream in September makes it a solid month to visit, with 24°C (75°F) during the day and 12°C (54°F) at night. This kind of day-to-night contrast is typical for this time of year. 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.

Sunshine in Carol Stream in September

Expect a lot of sunshine this month, with about 226 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Carol Stream in September

September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Carol Stream.

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• January
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• March
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• May
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• October
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For a detailed overview over the year and the best time to visit the United States of America, check out our Carol Stream's climate page.

Carol Stream Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 95 mm (3.7 in)  

Rainy days 9 days  

Humidity 71% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 226 hours *  

Percentage Sunshine 60% *  

* Data from: Chicago, the United States of America (20 KM, 13 Miles).

What to Wear in Carol Stream 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Carol Stream 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 Carol Stream's climate page.

More climate data for Carol Stream

Temperature Rainfall Sunshine Humidity Wind Speed

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