North Chicago Weather in September

September in North Chicago brings high temperatures, with highs of 23°C (73°F) and nights dropping to 13°C (55°F). Rainfall is on the higher side this month, averaging around 96 mm (3.8 in), so keep a rain jacket handy.

Rainfall in North Chicago in September

Typically, you can expect about 9 days of rain this month, with 96 mm (3.8 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in North Chicago in September

September tends to be one of the perfect months in North Chicago, with 23°C (73°F) in the afternoon and 13°C (55°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in North Chicago in September

The month enjoys around 226 hours of sunshine, creating mostly sunny days with good weather conditions.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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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 North Chicago's climate page.

North Chicago Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 31%  

Precipitation 96 mm (3.8 in)  

Rainy days 9 days  

Humidity 71% *  

Sunshine 226 hours *  

Percentage Sunshine 60% *  

* Data from: Chicago, the United States of America (38 KM, 23 Miles).

What to Wear in North Chicago 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in North Chicago in September

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

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 North Chicago's climate page.

More climate data for North Chicago

Temperature Rainfall Sunshine Humidity

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