Weather in Chicago in October
Chicago offers a mild climate with frequent rainfall (avg 12.5°C, 12 rainy days). Weather score: 6.9/10 · Good
Avg temp
12.5°C
Daytime high
16°C
Night low
9.2°C
Rainy days
12
Sun per day
7.2 h
Chicago climate table – all 12 months
| Month | Avg temp | High | Low | Rainy days | Sun/day | Score |
|---|---|---|---|---|---|---|
| January | -3.8°C | -0.4°C | -7.2°C | 10 | 5 h | 3.4/10 |
| February | -3.4°C | 0.6°C | -7.6°C | 9 | 6.6 h | 4.6/10 |
| March | 2.2°C | 6.1°C | -1.4°C | 11 | 7.9 h | 4.9/10 |
| April | 7.7°C | 11.8°C | 3.6°C | 13 | 8.8 h | 6.8/10 |
| May | 14°C | 18.1°C | 9.9°C | 13 | 9.9 h | 7.6/10 |
| June | 20°C | 24.2°C | 15.9°C | 12 | 11.6 h | 8.8/10 |
| July | 22.6°C | 26.2°C | 19°C | 12 | 12 h | 8.8/10 |
| August | 22.5°C | 26°C | 19°C | 12 | 11.5 h | 8.8/10 |
| September | 19.6°C | 23.2°C | 16.1°C | 10 | 9.6 h | 8.8/10 |
| October | 12.5°C | 16°C | 9.2°C | 12 | 7.2 h | 6.9/10 |
| November | 4.9°C | 8.3°C | 1.5°C | 7 | 6.1 h | 5.4/10 |
| December | 0.6°C | 3.8°C | -2.4°C | 8 | 5 h | 3.9/10 |
Top alternatives in October
USA
Las Vegas · ⭐ 10
Egypt
Luxor · ⭐ 10
Turkey
Cappadocia · ⭐ 10
Egypt
Aswan · ⭐ 10
USA
Yellowstone · ⭐ 10
Egypt
Sharm el-Sheikh · ⭐ 9.8
Frequently asked questions about Chicago in October
How warm is it in Chicago in October?
In October, Chicago averages 12.5°C, with daytime highs of 16°C and night lows of 9.2°C.
Does it rain a lot in Chicago in October?
October sees around 12 rainy days and about 131.7 mm of rainfall in Chicago.
Is October a good month to visit Chicago?
October scores 6.9/10 for Chicago. Chicago offers a mild climate with frequent rainfall (avg 12.5°C, 12 rainy days).