SeasonMapChicago vs Olympic National Park in September
Chicago is the better pick in September — 91 vs 78 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air, while Olympic National Park is cool, rainy, clean air.
Chicago vs Olympic National Park — September climate, side by side
| Chicago | Olympic National Park | |
|---|---|---|
| Comfort score | 91/100 (S) | 78/100 (B) |
| Feels-like high | 25°C | 12°C |
| Avg high / low | 25° / 17° | 14° / 6° |
| Rainfall | 63 mm | 148 mm |
| Rainy days | 7 | 11 |
| Humidity | 73% | 75% |
| Air quality (AQI) | 45 | 31 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Chicago vs Olympic National Park in September — FAQ
- Is September better in Chicago or Olympic National Park?
- Chicago is the better pick in September — 91 vs 78 on SeasonMap's comfort score. Chicago is warm, a little rain, clean air, while Olympic National Park is cool, rainy, clean air.
- What is the weather like in Chicago vs Olympic National Park in September?
- In September, Chicago averages 25°C high / 17°C low with about 63 mm of rain; Olympic National Park averages 14°C high / 6°C low with about 148 mm.