Cook County (Chicago)
10 day weather forecast for Cook County
Sunday, July 19th, 2026, at 15:59
today
29° 20°
tomorrow
30° 20°
Tuesday
29° 21°
Wednesday
23° 19°
Thursday
26° 16°
Friday
26° 18°
Saturday
27° 18°
Seemore
Cook County Weather Pages
Cook County weather forecast
The weather forecast for Cook County over the next 3 days indicates warm conditions with temperatures ranging from 29 °C to 30 °C.
Rain is expected from Monday until Wednesday.
Wind speeds are expected to be breezy, averaging around 16 km/h.
On Wednesday, expect a change in weather with temperatures reaching 23°C, and light showers with a 17% chance.
Cook County 14 days weather forecast
This weeks weather in Cook County. Click on a date for detailed forecasts
Sun. 19
29°
20°
0 mm
Mon. 20
30°
20°
9.4 mm
Tue. 21
29°
21°
3.6 mm
Wed. 22
23°
19°
0.2 mm
Thu. 23
26°
16°
0 mm
Fri. 24
26°
18°
3.5 mm
Sat. 25
27°
18°
0 mm
Sun. 26
30°
20°
0.1 mm
Mon. 27
32°
24°
5.9 mm
Tue. 28
26°
21°
0 mm
Wed. 29
26°
20°
0 mm
Thu. 30
29°
20°
0 mm
Fri. 31
31°
21°
0 mm
Sat. 1
34°
24°
0 mm
Further Ahead
You can click on date
Access Cook County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Cook County long range weather forecast
30 day weather forecast for Cook County
Important Notice
Our Cook County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Cook County
The chart displays the expected rainfall values (in mm) over the next 14 days in Cook County, highlighting variations in precipitation levels for specific dates. ☔
Cook County Wind Speed Forecast Chart
This chart illustrates the projected daily max wind speed (in km) in Cook County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀
Frequently asked questions about the weather in Cook County
How warm is it in Cook County over the next 14 days?
Over the next two weeks, temperatures in Cook County are expected to range from around 16 °C on the coldest nights up to about 34 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Cook County in the next two weeks?
Yes - rain is expected on about 7 of the next 14 days in Cook County, with roughly 22.7 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Cook County?
Maximum wind speeds in Cook County are forecast to reach about 34 km/h at their peak over the next 14 days.
When is the best time to visit Cook County?
For a month-by-month look at temperatures and rainfall, see our best time to visit Cook County guide.
How accurate is the 14-day forecast for Cook County?
Our Cook County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Where is Cook County?Get accurate weather forecasts for Cook County, located at latitude 41.85 and longitude -87.65. Stay updated with localized weather information tailored for Cook County.
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