Chicago, Illinois Weather in July
United States · July climate averages and travel tips
Avg high25°C (77°F)
Avg low20°C (68°F)
Rainfall101 mm (4.0 in)
RatingGood 7/10
Chicago in July sees daytime temperatures around 25°C (77°F), dropping to about 20°C (68°F) at night. July is summer in United States. The month is moderately rainy, with about 101 mm (4.0 in) of rain spread over 13 days, making it the third wettest month of the year. You get roughly 14.8 hours of daylight and a mix of sun and cloud.
Is July a good time to visit Chicago?
July is a good time to visit Chicago (7/10), though September is even better.
July weather at a glance
| Average high | 25°C (77°F) |
|---|---|
| Average low | 20°C (68°F) |
| Daily mean | 23°C (73°F) |
| Rainfall | 101 mm (4.0 in) |
| Rainy days (1 mm+) | 13 |
| Humidity | 78% |
| Cloud cover | 48% |
| Daylight | 14.8 hours |
| Est. sunshine | 8.5 hours/day |
| Wind | 11.1 km/h |
| vs June | 4°C warmer than June, with similar rainfall. |
What to pack for Chicago in July
- T-shirts plus a light layer for the evening
- an umbrella or rain jacket
Chicago weather in other months
Jan0°C / -5°C53 mmPoorFeb0°C / -5°C56 mmPoorMar5°C / 0°C66 mmFairApr10°C / 4°C93 mmFairMay16°C / 9°C105 mmGoodJun22°C / 16°C105 mmGoodJul25°C / 20°C101 mmGoodAug25°C / 20°C98 mmGoodSep22°C / 17°C86 mmExcellentOct16°C / 10°C99 mmGoodNov9°C / 4°C53 mmFairDec3°C / -2°C62 mmPoor
← JuneBest time to visit ChicagoAugust →
Better weather in July nearby
- San Francisco, California23°C · 1 mm · Excellent
- Seattle, Washington23°C · 19 mm · Excellent
- Vancouver22°C · 26 mm · Excellent
- Victoria21°C · 19 mm · Excellent
- Calgary25°C · 59 mm · Excellent
- Honolulu, Hawaii28°C · 41 mm · Excellent
Nearby in July
- Nashville, Tennessee32°C · 130 mm
- Toronto25°C · 74 mm
- Washington, D.C., District of Columbia31°C · 114 mm
- Ottawa26°C · 103 mm
- Philadelphia, Pennsylvania30°C · 127 mm
- New York26°C · 129 mm
Where else is good in July? See where to go in July.