County in Illinois

Cook County Időjárás Előrejelzés

Cook County weather: 12°C, borult. Óránként forecast, 14-day outlook, UV, air quality and the best time és visit.

☁️ 12°C now🕔 1:23 PM local📅 Best: máj, június, augusztus, szeptember and október👥 5.1 million

Risk assessment for Cook County

Derived from the current forecast window - not an official warning.

Fire weather7.3

10 dry days, 0 days above 32°C and humidity at 95%. Hot, dry and windy together is what drives fire spread.

Airborne particulates3.6

Light haze overhead jelenleg. Aerosol readings cannot separate wildfire smoke from dust, so treat this as a haze signal, not a fire confirmation.

Levegőminőség and pollen in Cook County

51
Mérsékelt
Unusually sensitive people should limit long outdoor exertion.
PM2.520.7 µg/m³
PM1020.8 µg/m³
Ozone23 µg/m³
NO₂27.5 µg/m³
UV-index0.8 · Alacsony
Airborne hazeLight haze

Levegőminőség: Open-Meteo (CAMS). US AQI scale.

Health and safety today

Skin and UVNo protection needed for most skin types.
GeneralKörülmények are comfortable for most people, including children and older adults, és normal clothing.

Előrejelzés: Cook County időszak szerint

Cook County weather - more answers

Explore Cook County

Every topic we hold for this place, and the same topic for the places around it.

Időjárás for related places

Frequently asked questions

Where is Cook County?

Cook County is a county in Illinois. Its coordinates are 41.8781, -87.6298. It lies in Észak-Amerika.

What is the weather like in Cook County jelenleg?

It is currently 12°C (54°F) és borult. Páratartalom is 95% and wind is 14 km/h.

When is the best time és visit Cook County?

máj, június, augusztus, szeptember and október offer the most comfortable conditions in Cook County, which has a continental climate. január, február and december are usually the hardest months for outdoor plans.

What time zone is Cook County in?

Cook County observes America/Chicago (UTC-05:00). The local time is 1:23 PM.

How many people live in Cook County?

Cook County has a population of approximately 5.1 million.

What is the nearest airport és Cook County?

The closest airports are O'Hare International Airport (ORD), 25 km away.

What are the top things és do in Cook County?

Popular options include Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Előrejelzés and observationsOpen-Meteo (ECMWF and national models).
Levegőminőség and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Éghajlat averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Időjárás Service.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown.

Last updated október 27, 2026 at 1:23 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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