City in Illinois

Chicago Időjárás Előrejelzés

Chicago weather: 17°C, borult. Óránként forecast, 14-day outlook, UV, air quality and the best time és visit.

☁️ 17°C now🕔 7:02 PM local📅 Best: máj, június, augusztus, szeptember and október👥 2.7 million

Will it rain in Chicago?

Yes - rain is likely in Chicago today.

A 100% chance means rain is expected over most of the area. Plan indoor alternatives. Around 33 mm is forecast, which is enough és soak trails and slow traffic.

Over the next 7 days, about 43 mm of precipitation is forecast, és the wettest days falling on V.

The next 7 days carry about 2 times a normal week's rain for szeptember (43 mm against 21 mm).

16-day forecast for Chicago

Max. / Min.; Csapadék; UV

NapKörülményekMax. / Min.CsapadékSzélUV
V, sze 20🌧️ Heavy rain19° / 16°100% · 33 mm29 km/h1
H, sze 21🌧️ Eső16° / 15°27% · 10 mm32 km/h2
K, sze 22☁️ Borult17° / 12°4%27 km/h1
Sze, sze 23☁️ Borult17° / 15°1%21 km/h2
Cs, sze 24☁️ Borult18° / 15°0%16 km/h3
P, sze 25☁️ Borult18° / 15°1%16 km/h5
Szo, sze 26☁️ Borult18° / 15°3%9 km/h1
V, sze 27☁️ Borult20° / 16°6%11 km/h4
H, sze 28☀️ Derült ég22° / 15°7%12 km/h5
K, sze 29☁️ Borult24° / 15°25%8 km/h5
Sze, sze 30☁️ Borult27° / 17°28%18 km/h5
Cs, okt 1🌦️ Szitálás22° / 16°19% · 3 mm16 km/h5
P, okt 2🌦️ Light drizzle30° / 15°23% · 0 mm20 km/h5
Szo, okt 3🌧️ Záporok28° / 15°19% · 14 mm30 km/h4
V, okt 4🌧️ Záporok15° / 13°19% · 14 mm28 km/h2
H, okt 5🌤️ Többnyire derült13° / 9°17%23 km/h5

What this means for Chicago

Compared és normal

Today is cooler than average for szeptember. The forecast high of 19°C is 4.5°C below the 24°C typical for this month.

Eső chance explained

A 100% chance means rain is expected over most of the area. Plan indoor alternatives. Around 33 mm is forecast, which is enough és soak trails and slow traffic.

Utazás and driving

Wet roads are likely; braking distances roughly double in heavy rain.

Worth knowing

Northern Hemisphere, so peak summer falls in június és augusztus.

Worth knowing

The gap between the warmest and coldest month averages 29°C.

What és pack, what és skip

Pack for the next 7 days
  • Normal seasonal clothing - nothing unusual is needed this week
Worth avoiding
  • If your dates are flexible, avoid január, február and december - historically the least comfortable months here.

Előrejelzés: Chicago időszak szerint

Chicago weather - more answers

Explore Chicago

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 Chicago?

Chicago is a city in Illinois. Its coordinates are 41.8781, -87.6298. It lies in Észak-Amerika.

What is the weather like in Chicago jelenleg?

It is currently 17°C (62°F) és borult. Páratartalom is 89% and wind is 24 km/h.

When is the best time és visit Chicago?

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

What time zone is Chicago in?

Chicago observes America/Chicago (UTC-05:00). The local time is 7:02 PM.

How many people live in Chicago?

Chicago has a population of approximately 2.7 million.

What is the nearest airport és Chicago?

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

What are the top things és do in Chicago?

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

What places are in Chicago?

Chicago covers 5 places in this atlas, including O'Hare International Airport, The Loop, Wicker Park, ZIP Code 60601 and Area Code 312.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (cities-us) - 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 szeptember 20, 2026 at 7:02 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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