Search results
Weather.gov > Chicago, IL > September Normals for Temperature and Precipitation for Chicago. Current Hazards. Current Conditions. Radar. Forecasts. Rivers and Lakes. Climate and Past Weather. Local Programs.
Get the monthly weather forecast for Chicago, IL, including daily high/low, historical averages, to help you plan ahead.
Experience perfect weather in Chicago in September, characterized by high temperatures and moderate rainfall. Throughout the day, temperatures can rise to about 24°C. At night, they generally drop to 14°C.
- What You Can Expect in September
- What You Should Pack
- Great September Outdoor Activities You Can Do in Chicago
- Make The Most of Your Vacation
If you ask most Chicago natives, you will hear the same positive words. They will say that they think the Chicago weather in September makes it one of the best times of year to visit the city. We could not agree more. During September in Chicago, you’ll find that the hot and humid summer has passed, and the bitter cold and strong winter winds have ...
Chicago weather in Septembercan be a little unpredictable, making it hard to know what to pack in your travel bag. The temperatures are still warm from the beginning to the middle of the month and can become hotter throughout the day. Great things to pack include lightweight and summer-like clothing such as short-sleeved shirts, dresses, shorts, an...
Tours
Going on an architecture river cruise to take in the beautiful city scenes is a bucket-list item for most people visiting Chicago. You can usually take this cruise during most of the year. But, the weather is near-perfect in September, so it’s an ideal time to cross the architecture river cruise off your list. Plus, the lines are not as long as they are during the crowded summer season. Sightseeing tours, especially walking tours, are always a fun outdoor activity and a great way to take in s...
Visit the Chicago Jazz Festival
Chicago has hosted one of the best free outdoor jazz festivals each September at Millennium Park for over 40 years. It’s the perfect opportunity to bring a blanket, pack a picnic lunch or dinner, and enjoy the beautiful weather while listening to great music. You will also find several different jazz festivals available in various neighborhoods leading up to the main concert at Millennium Park. You’ll have an enjoyable time with a wide range of talent to hear and see. If you want to be fully...
Visit Navy Pier
When you hear about Chicago, most people think of Navy Pier. In September, you’ll find Navy Pier less crowded, and the lines will not be as long to take a ride on the famous Ferris wheel. Navy Pier is a fun area for people of all ages. You will find lots of other activities to make memories at Navy Pier, such as restaurants, shops, games and rides, and even the Chicago Children’s Museum.
To enjoy your vacation in Chicago to the fullest, take the time to plan and book your activities to make things run smoothly. Doing so can make it easier to enjoy your stay and make the memories you have always dreamed about.
- Caitlin Lloyd
- Travel Editor
Jun 11, 2024 · In September, Chicago has a warm climate with an average temperature of 20.4°C (68.7°F). Daily highs reach an average of 24.5°C (76.1°F) while overnight lows tend to drop to 16.4°C (61.6°F), making the city quite comfortable during the day but slightly cooler in the evenings.
Sep 17, 2023 · Chicago weather in September is generally warm with occasional fall-like days. With an average high temperature of 76°F, you’ll be able to enjoy outdoor activities without getting too hot or too cold.
September Weather in Chicago Illinois, United States. Daily high temperatures decrease by 10°F, from 78°F to 68°F, rarely falling below 58°F or exceeding 86°F. Daily low temperatures decrease by 11°F, from 67°F to 55°F, rarely falling below 46°F or exceeding 73°F.
