SeasonMapChicago vs Columbus in September
Chicago and Columbus are nearly tied in September — 91 vs 89 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air; Columbus is warm, a little rain, clean air.
Chicago vs Columbus — September climate, side by side
| Chicago | Columbus | |
|---|---|---|
| Comfort score | 91/100 (S) | 89/100 (A) |
| Feels-like high | 25°C | 27°C |
| Avg high / low | 25° / 17° | 27° / 14° |
| Rainfall | 63 mm | 79 mm |
| Rainy days | 7 | 6 |
| Humidity | 73% | 69% |
| Air quality (AQI) | 45 | 42 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Chicago vs Columbus in September — FAQ
- Is September better in Chicago or Columbus?
- Chicago and Columbus are nearly tied in September — 91 vs 89 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air; Columbus is warm, a little rain, clean air.
- What is the weather like in Chicago vs Columbus in September?
- In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Columbus averages 27°C high / 14°C low with about 79 mm.