Best Time to Visit Chicago Loop: Month-by-Month Guide
Best months for Chicago Loop: September, July, August, June.
- Best months for Chicago Loop: September, July, August, June.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: September. Good weather without the busiest period.
- Wettest months: May, April, June.
- The least pleasant month is January (score 3.9).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 0°C | -7°C | 58 mm | 9 | – | – | 3.9 |
| February | 1°C | -5°C | 52 mm | 7 | – | – | 4.3 |
| March | 7°C | -1°C | 66 mm | 10 | – | – | 5.1 |
| April | 13°C | 5°C | 107 mm | 12 | – | – | 5.9 |
| May | 19°C | 11°C | 104 mm | 12 | – | – | 6.9 |
| June | 25°C | 17°C | 93 mm | 12 | – | – | 7.5 |
| July | 28°C | 20°C | 86 mm | 11 | – | – | 7.6 |
| August | 27°C | 20°C | 92 mm | 11 | – | – | 7.6 |
| September | 23°C | 15°C | 74 mm | 9 | – | – | 7.9 |
| October | 16°C | 9°C | 82 mm | 10 | – | – | 6.9 |
| November | 9°C | 2°C | 67 mm | 9 | – | – | 5.8 |
| December | 3°C | -3°C | 59 mm | 9 | – | – | 4.4 |
Frequently asked questions
When is the best time to visit Chicago Loop?
The best months are September, July, August, June.
When is the rainy season in Chicago Loop?
The wettest months are May, April, June.