Illinois weather in November
One place stands in for Illinois here — these are Chicago's numbers, not a statewide average.
Based on 1 weather station, in Chicago. One station — Chicago, where Lake Michigan runs the thermostat; downstate summers come hotter, and the far south of the state sees gentler winters.
Chicago & the Lakefront
Highs near 48°, nights around 34°, and 2.4 in of rain in a typical November.
| Place | Highs / lows | Wet days | Snow | The short version |
|---|---|---|---|---|
| Chicago | 48° / 34° | 5 | 1.8 in | Gray sets in; this is when the museums get good. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.