County in Illinois

Cook County Tiempo Pronóstico

Cook County weather: 20°C, mayormente despejado. Por hora forecast, 14-day outlook, UV, air quality and the best time a visit.

🌙 20°C now🕔 10:35 PM local📅 Best: may, junio, agosto, septiembre and octubre👥 5.1 million

Resumen

Cook County is a county in Illinois. Cook County is a county in the United States. Tiene una población de aproximadamente 5.1 million.

Ahora mismo hay 20°C (67°F) in Cook County con mayormente despejado. La sensación térmica es de 21°C. Hoy las temperaturas van de 14°C a 25°C. La probabilidad de precipitación es del 0%. Las condiciones para hacer turismo obtienen 9.7/10 – excelente — puedes salir ahora.

La mejor época para visitar Cook County is may, junio, agosto, septiembre and octubre. El clima es continental. enero, febrero and diciembre suelen ser los meses menos cómodos. julio es el mes más cálido, con máximas medias cercanas a 28°C, mientras enero es el mes más frío, con mínimas cercanas a -8°C.

El aeropuerto principal más cercano es O'Hare International Airport (ORD), about 25 km away. Entre los lugares destacados cercanos se encuentran Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.

En términos sencillos. Today is slightly cooler than average for agosto. The forecast high of 25°C is 1.7°C below the 26°C typical for this month. The best window a be outside is roughly 7 AM a 10 AM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Cook County today at 9.7/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Tiempo en Cook County ahora mismo

🌙
20°C
mayormente despejado · sensación térmica 21°C
Humedad81%
Viento9 km/h SSE
Ráfagas15 km/h
Índice UV0 · Bajo
Nubosidad23%
Presión987 hPa
VisibilidadExcellent · 28 km
Calidad del aire57 · Moderado
Amanecer6:09 AM
Atardecer7:35 PM
Luna🌔 Waxing gibbous · 92%

Fuente: Open-Meteo. Actualizado 10:35 PM, ago 25 hora local.

Ver el pronóstico de Cook County por periodo

Próximas 24 horas

Temperatura, probabilidad de precipitación y viento por hora.

10 PM☁️19°0%8 km/h
11 PM🌙18°0%9 km/h
12 AM🌙18°1%10 km/h
1 AM☁️18°1%10 km/h
2 AM☁️18°3%10 km/h
3 AM☁️18°3%10 km/h
4 AM☁️18°8%12 km/h
5 AM☁️18°7%11 km/h
6 AM☁️18°9%11 km/h
7 AM☀️18°3%13 km/h
8 AM☀️20°4%15 km/h
9 AM☁️22°5%15 km/h
10 AM☀️24°13%14 km/h
11 AM🌦️24°16%18 km/h
12 PM🌤️26°10%19 km/h
1 PM☀️28°7%19 km/h
2 PM🌤️29°7%19 km/h
3 PM🌤️29°7%19 km/h
4 PM🌤️30°7%17 km/h
5 PM🌤️29°5%18 km/h
6 PM☁️29°4%17 km/h
7 PM☁️26°7%11 km/h
8 PM☁️23°2%6 km/h
9 PM🌙22°3%8 km/h

16-day pronóstico para Cook County

Máximas y mínimas diarias, precipitaciones y UV.

DíaCondicionesMáx. / Mín.Precip..VientoUV
mar., ago 25⛅ Parcialmente nublado25° / 14°0%16 km/h7
mié., ago 26🌦️ Llovizna ligera30° / 18°16% · 0 mm19 km/h7
jue., ago 27☁️ Cubierto24° / 17°2%16 km/h6
vie., ago 28☁️ Cubierto30° / 19°1%8 km/h7
sáb., ago 29☁️ Cubierto30° / 20°3%19 km/h6
dom., ago 30🌦️ Llovizna32° / 21°11% · 1 mm29 km/h7
lun., ago 31🌧️ Llovizna intensa24° / 21°23% · 6 mm17 km/h2
mar., sep 1🌧️ Llovizna intensa26° / 21°25% · 3 mm11 km/h5
mié., sep 2🌦️ Llovizna33° / 21°18% · 2 mm18 km/h6
jue., sep 3🌦️ Llovizna32° / 24°18% · 2 mm16 km/h4
vie., sep 4🌦️ Chubascos ligeros34° / 22°13% · 8 mm26 km/h6
sáb., sep 5🌦️ Chubascos ligeros28° / 21°22% · 12 mm13 km/h5
dom., sep 6🌦️ Chubascos ligeros26° / 21°27% · 10 mm16 km/h4
lun., sep 7🌦️ Llovizna ligera29° / 22°13% · 1 mm19 km/h4
mar., sep 8🌧️ Llovizna intensa26° / 19°20% · 8 mm18 km/h5
mié., sep 9🌦️ Llovizna22° / 18°23% · 3 mm19 km/h5

Clima in Cook County month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

enefebmarabrmayjunjulagosepoctnovdicLine: average high · Bars: rainfall
MesMáx. mediaMín. mediaPrecip.itacionesValoración
enero-2°-8°73 mm★★☆☆☆
febrero-4°19 mm★★★☆☆
marzo11°103 mm★★★☆☆
abril15°113 mm★★★☆☆
may20°11°68 mm★★★★
junio26°18°126 mm★★★★
julio28°20°127 mm★★★★
agosto26°19°78 mm★★★★
septiembre24°16°92 mm★★★★
octubre18°10°79 mm★★★★
noviembre10°68 mm★★★☆☆
diciembre-3°68 mm★★☆☆☆

Clima type: Continenteeal. Fuente: Open-Meteo archive (ERA5).

Tiempo map for Cook County

Animated model layers. Pick a layer a load it.

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Animated layers by Vientoy. For pin-level detail and nearby places, see the interactive map below.

Calidad del aire and pollen in Cook County

57
Moderado
Unusually sensitive people should limit long outdoor exertion.
PM2.516.9 µg/m³
PM1017.1 µg/m³
Ozone53 µg/m³
NO₂41.8 µg/m³
Índice UV0 · Bajo
Airborne hazeLight haze

Calidad del aire: Open-Meteo (CAMS). US AQI scale.

dom., twilight and moon

Amanecer6:09 AM
Atardecer7:35 PM
Díalight13h 26m
Solar noon12:52 PM
Golden hour (am)6:09 AM – 7:09 AM
Golden hour (pm)6:35 PM – 7:35 PM
Blue hour (am)5:39 AM – 6:09 AM
Blue hour (pm)7:35 PM – 8:05 PM
Luna phase🌔 Waxing gibbous · 92%
Lunarise6:25 PM
Lunaset3:25 AM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

Mejor época para visitar Cook County

Go in may, junio, agosto, septiembre and octubre. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: enero, febrero and diciembre – expect the least comfortable mix of heat, cold or rain.

enero★★☆☆☆
febrero★★★☆☆
marzo★★★☆☆
abril★★★☆☆
may★★★★
junio★★★★
julio★★★★
agosto★★★★
septiembre★★★★
octubre★★★★
noviembre★★★☆☆
diciembre★★☆☆☆

Explore Cook County

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

Tiempo 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 América del Norte.

What is the weather like in Cook County ahora mismo?

It is currently 20°C (67°F) con mayormente despejado. Humedad is 81% and wind is 9 km/h.

When is the best time a visit Cook County?

may, junio, agosto, septiembre and octubre offer the most comfortable conditions in Cook County, which has a continental climate. enero, febrero and diciembre are usually the hardest months for outdoor plans.

What time zone is Cook County in?

Cook County observes America/Chicago (UTC-05:00). The hora local is 10:35 PM.

How many people live in Cook County?

Cook County has a population of approximately 5.1 million.

What is the nearest airport a Cook County?

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

What are the top things a 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.
Pronóstico and observationsOpen-Meteo (ECMWF and national models).
Calidad del aire and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Clima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Tiempo 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 agosto 25, 2026 at 10:35 PM hora local. 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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