Cook County
July
Weather in Cook County for July 2025
Your guide to Cook County weather in July - trends and predictions
In general, the average temperature in Cook County at the beginning of July is 24.6 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 27.1 °F by the end of July.
Expect significant rainfall in Cook County during July, with an average of 16 rainy days.
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15
Dry days
16
Rainy days
0
Snow days
26°/18°
Temperatures
16 km/h
Avg max wind
73 %
Avg humidity
Cook County in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2  24° | 3  26° | 4  26° | 5 26° | 6 21° | |
| 7 26° | 8 23° | 9 24° | 10 26° | 11 26° | 12 24° | 13 26° |
| 14 30° | 15 28° | 16 27° | 17 23° | 18 22° | 19 25° | 20 27° |
| 21 24° | 22 26° | 23  27° | 24 25° | 25  26° | 26 28° | 27  28° |
| 28 27° | 29 26° | 30 27° | 31 28° |
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Temperatures trend during July in Cook County
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 | Patchy rain possible | 23° /17° | 0.7 mm | 6 | |
| Jul. 2 | Moderate or heavy rain shower | 24° /17° | 17.1 mm | 6 | |
| Jul. 3 | Cloudy | 26° /17° | 3.8 mm | 6 | |
| Jul. 4 | Overcast | 26° /18° | 1.7 mm | 6 | |
| Jul. 5 | Moderate or heavy rain shower | 26° /19° | 7.9 mm | 6 | |
| Jul. 6 | Patchy rain possible | 21° /16° | 1.2 mm | 5 | |
| Jul. 7 | Patchy rain possible | 26° /17° | 2.6 mm | 6 | |
| Jul. 8 | Moderate or heavy rain shower | 23° /18° | 5.4 mm | 6 | |
| Jul. 9 | Overcast | 24° /18° | 0 mm | 6 | |
| Jul. 10 | Overcast | 26° /18° | 1.7 mm | 6 | |
| Jul. 11 | Moderate or heavy rain shower | 26° /18° | 6.5 mm | 6 | |
| Jul. 12 | Moderate or heavy rain shower | 24° /17° | 9.9 mm | 6 | |
| Jul. 13 | Overcast | 26° /18° | 2 mm | 6 | |
| Jul. 14 | Overcast | 30° /20° | 0.9 mm | 7 | |
| Jul. 15 | Moderate or heavy rain shower | 28° /21° | 10.3 mm | 6 | |
| Jul. 16 | Overcast | 27° /20° | 4.4 mm | 6 | |
| Jul. 17 | Overcast | 23° /18° | 0.8 mm | 6 | |
| Jul. 18 | Overcast | 22° /17° | 0 mm | 5 | |
| Jul. 19 | Overcast | 25° /16° | 0 mm | 6 | |
| Jul. 20 | Patchy rain possible | 27° /19° | 0.2 mm | 6 | |
| Jul. 21 | Overcast | 24° /19° | 0.2 mm | 5 | |
| Jul. 22 | Cloudy | 26° /19° | 0.1 mm | 6 | |
| Jul. 23 | Heavy rain at times | 27° /19° | 4.4 mm | 6 | |
| Jul. 24 | Overcast | 25° /20° | 0.3 mm | 6 | |
| Jul. 25 | Partly cloudy | 26° /19° | 0 mm | 7 | |
| Jul. 26 | Moderate rain at times | 28° /20° | 1.5 mm | 7 | |
| Jul. 27 | Sunny | 28° /19° | 0 mm | 7 | |
| Jul. 28 | Moderate rain at times | 27° /21° | 12.5 mm | 6 | |
| Jul. 29 | Overcast | 26° /20° | 4.6 mm | 6 | |
| Jul. 30 | Cloudy | 27° /21° | 0.4 mm | 6 | |
| Jul. 31 | Partly cloudy | 28° /20° | 3.4 mm | 7 | |
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Important Notice
Our weather forecast for Cook County in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cook County forecast closer to your planned date for the most up-to-date weather information.
Cook County in July - FAQ
What are the expected maximum and minimum temperatures in Cook County during July?
During July, expect a variety of temperatures with highs around 26° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cook County during July?
Significant rainfall exceeding 117.7 mm is expected in Cook County during July, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cook County during July?
The average wind speed in Cook County during July is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Cook County
Explore the daily rainfall trends and prepare for Cook Countys July weather 💧
UV exposure in Cook County during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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