Weather in Chicago, Illinois for July 2026
Until now, July 2026 in Chicago has been nearly identical to the historical average, with a temperature of 26.9 °F (showing only a slight deviation of 0.5 °F).
Expect cooler weather in the next days in Chicago with the forecast suggesting a temperature of 27.9 °F, lower than the historical average.
In general, the average temperature in Chicago at the beginning of July is 26.3 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 28.7 °F by the end of July.
The climate of Chicago in July is notably wet, with an average of 13 rainy days, and a total of 143.4 mm of precipitation.
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Chicago Weather July
Temperatures trend during July in Chicago
July weather in Chicago day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Patchy rain possible | 26° /18° | 12.9 mm | 7 | |
| Jul. 2 |  Moderate or heavy rain shower | 25° /18° | 6.4 mm | 7 | |
| Jul. 3 |  Partly cloudy | 27° /18° | 4.2 mm | 7 | |
| Jul. 4 | Light rain shower | 28° /20° | 5.6 mm | 7 | |
| Jul. 5 | Moderate or heavy rain shower | 28° /20° | 4.4 mm | 7 | |
| Jul. 6 | Moderate or heavy rain shower | 24° /18° | 17.3 mm | 7 | |
| Jul. 7 |  Overcast | 26° /18° | 1 mm | 7 | |
| Jul. 8 | Moderate or heavy rain shower | 25° /18° | 4.2 mm | 7 | |
| Jul. 9 | Partly cloudy | 25° /18° | 2.5 mm | 7 | |
| Jul. 10 | Overcast | 25° /18° | 1.5 mm | 7 | |
| Jul. 11 | Moderate or heavy rain shower | 27° /18° | 10.4 mm | 7 | |
| Jul. 12 |  Sunny | 26° /19° | 3.5 mm | 7 | |
| Jul. 13 | Overcast | 26° /19° | 1 mm | 6 | |
| Jul. 14 | Overcast | 29° /20° | 0.6 mm | 7 | |
| Jul. 15 | Moderate or heavy rain shower | 27° /21° | 9.5 mm | 7 | |
| Jul. 16 | Overcast | 27° /20° | 7.1 mm | 7 | |
| Jul. 17 | Overcast | 25° /19° | 4.2 mm | 6 | |
| Jul. 18 | Overcast | 25° /18° | 1.4 mm | 7 | |
| Jul. 19 | Partly cloudy | 27° /19° | 0.7 mm | 8 | |
| Jul. 20 | Partly cloudy | 27° /20° | 0.3 mm | 7 | |
| Jul. 21 | Patchy rain possible | 26° /19° | 2.3 mm | 6 | |
| Jul. 22 | Patchy rain possible | 27° /19° | 0.4 mm | 7 | |
| Jul. 23 |  Heavy rain at times | 29° /19° | 2.7 mm | 7 | |
| Jul. 24 | Moderate rain at times | 28° /21° | 2.3 mm | 7 | |
| Jul. 25 | Partly cloudy | 26° /19° | 0 mm | 7 | |
| Jul. 26 | Sunny | 33° /21° | 0 mm | 7.6 | |
| Jul. 27 | Sunny | 32° /23° | 6 mm | 8.4 | |
| Jul. 28 | Sunny | 26° /22° | 0.2 mm | 7.9 | |
| Jul. 29 | Sunny | 26° /21° | 0 mm | 8.5 | |
| Jul. 30 | Sunny | 29° /20° | 0 mm | 8.3 | |
| Jul. 31 | Sunny | 29° /22° | 0 mm | 7 | |
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Chicago in July - FAQ
What are the expected maximum and minimum temperatures in Chicago during July?
How much rainfall should be expected in Chicago during July?
What are the typical wind conditions in Chicago during July?
July rainfall patterns in Chicago
UV exposure in Chicago during July
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