State in Stati Uniti

Illinois Meteo Previsioni

Illinois weather: 18°C, sereno. Orario forecast, 14-day outlook, UV, air quality and the best time a visit.

🌙 18°C now🕔 3:48 PM local📅 Best: agosto, settembre and ottobre👥 12.6 million

14-day previsioni per Illinois

Massime e minime giornaliere, precipitazioni e UV.

GiornoCondizioniMassima / MinimaPrecip.VentoUV
ven, ott 23🌤️ Prevalentemente sereno24° / 7°0%10 km/h4
sab, ott 24☁️ Coperto24° / 9°2%11 km/h4
dom, ott 25☁️ Coperto24° / 10°2%10 km/h4
lun, ott 26☁️ Coperto24° / 14°0%9 km/h4
mar, ott 27☁️ Coperto23° / 14°1%14 km/h3
mer, ott 28☁️ Coperto25° / 13°2%21 km/h4
gio, ott 29☁️ Coperto27° / 15°6%19 km/h4
ven, ott 30☁️ Coperto26° / 16°10%13 km/h3
sab, ott 31🌦️ Pioviggine debole18° / 15°41% · 2 mm27 km/h0
dom, nov 1🌦️ Pioviggine debole20° / 9°39% · 1 mm29 km/h2
lun, nov 2🌤️ Prevalentemente sereno16° / 6°24%21 km/h4
mar, nov 3☁️ Coperto14° / 6°25%21 km/h3
mer, nov 4☁️ Coperto16° / 6°16%19 km/h3
gio, nov 5☁️ Coperto22° / 7°17%12 km/h4

The two-week trend

Temperature trend

Cooling. The second half of the window averages 5°C cooler than the days immediately ahead.

Against the normal

The window averages 22°C against a ottobre normal of 20°C – 2°C above.

Precipitazioni

The next 7 days look unusually dry – roughly 0% of a normal ottobre week (0 mm against 9 mm).

What this means for Illinois

Compared con normal

Today is slightly warmer than average for ottobre. The forecast high of 24°C is 3.6°C above the 20°C typical for this month.

Pioggia chance explained

Pioggia is very unlikely today – plans do not need a backup.

Viaggi and driving

No weather-related travel disruption is expected today. Roads and airports should run normally.

Worth knowing

Northern Hemisphere, so peak summer falls in giugno a agosto.

Worth knowing

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

What a pack, what a skip

Pack for the next 7 days
  • domglasses, a brimmed hat and SPF 30+
  • Layers – the daily swing is 19°C, so mornings feel nothing like afternoons
Worth avoiding
  • If your dates are flexible, avoid gennaio, febbraio and dicembre – historically the least comfortable months here.

Vedi le previsioni di Illinois per periodo

Illinois weather – more answers

Explore Illinois

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

Meteo for related places

Frequently asked questions

Where is Illinois?

Illinois is a state in Stati Uniti. Its coordinates are 39.7817, -89.6501. It lies in America del Nord.

What is the weather like in Illinois ora?

It is currently 18°C (64°F) con sereno. Umidità is 39% and wind is 8 km/h.

When is the best time a visit Illinois?

agosto, settembre and ottobre offer the most comfortable conditions in Illinois, which has a continental climate. gennaio, febbraio and dicembre are usually the hardest months for outdoor plans.

What time zone is Illinois in?

Illinois observes America/Chicago (UTC-05:00). The ora locale is 3:48 PM.

How many people live in Illinois?

Illinois has a population of approximately 12.6 million.

What is the nearest airport a Illinois?

The closest airports are O'Hare International Airport (ORD), 284 km away and Nashville International Airport (BNA), 483 km away.

What are the top things a do in Illinois?

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

What places are in Illinois?

Illinois covers 4 places in this atlas, including Chicago, Starved Rock State Park, Cook County and Lake Michigan.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-states) – coordinates, hierarchy and facts.
Previsioni and observationsOpen-Meteo (ECMWF and national models).
Qualità dell’aria and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Clima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Meteo 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 ottobre 25, 2026 at 3:48 PM ora locale. 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.

More from Davil Hofile