State in Vereinigte Staaten

Geografie of Illinois

Geografie of Illinois: location, coordinates, elevation, terrain and the places around it.

☀️ 25°C now🕔 4:47 PM local📅 Best: August, September and Oktober👥 12.6 million

Geografie of Illinois

Latitude39.7817
Longitude-89.6501
Area149.995 km²
HemisphereNorthern

Gateway Arch National Park is 137 km und the south, St. Louis is 137 km und the south, Missouri is 255 km und the south-west and Indiana is 298 km und the east.

Karte von Illinois

Interaktive Karte mit Orten in der Nähe. Switch between street, terrain and satellite views.

Koordinaten: 39°46′54.1″N 89°39′0.4″W (39.7817, -89.6501)

Quick facts about Illinois

TypState
LandVereinigte Staaten
KontinentNordamerika
Koordinaten39°46′54.1″N 89°39′0.4″W (39.7817, -89.6501)
CapitalSpringfield
Bevölkerung12.600.000
Area149.995 km²
AbbreviationIL
ZeitzoneAmerica/Chicago
Ortszeit4:47 PM (UTC-05:00)
Beste MonateAugust, September and Oktober
KlimaKontinental

Geografie by city in Illinois

1 cities mapped in this atlas

Geografie by state park in Illinois

1 state and provincial parks mapped in this atlas

Geografie by county in Illinois

1 counties mapped in this atlas

Geografie by lake in Illinois

1 lakes mapped in this atlas

Zusammenfassung

Illinois is a state in Vereinigte Staaten. Illinois is a US state mit der Hauptstadt Springfield. Die Einwohnerzahl beträgt etwa 12.6 million. Die Hauptstadt ist Springfield.

Aktuell sind es 25°C (78°F) in Illinois mit klarer himmel. Die gefühlte Temperatur beträgt 22°C. Heute liegen die Temperaturen zwischen 8°C und 26°C. Die Niederschlagswahrscheinlichkeit beträgt 0%. Die Bedingungen für Besichtigungen erreichen 9.5/10 – ausgezeichnet — jetzt los.

Die beste Reisezeit für Illinois is August, September and Oktober. Das Klima ist continental. Januar, Februar and Dezember sind meist die ungemütlichsten Mo.ate. Juli ist der wärmste Mo.at mit durchschnittlichen Höchstwerten um 29°C, während Januar ist der kälteste Mo.at mit Tiefstwerten um -7°C.

Der nächstgelegene große Flughafen ist O'Hare International Airport (ORD), about 284 km away. Zu den Sehenswürdigkeiten in der Nähe gehören Starved Rock State Park, Lake Michigan, Gateway Arch National Park and Indiana Dunes National Park.

Kurz gesagt. Today is warmer than average for Oktober. The forecast high of 26°C is 6.1°C above the 20°C typical for this month. The best window und be outside is roughly 11 AM und 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Illinois today at 10/10. 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.

Klima in Illinois month by month

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

JanFebMäAprMaiJunJulAugSepOktNovDezLine: average high · Bars: rainfall
MonatDurchschnittliches MaximumDurchschnittliches MinimumNiederschlagBewertung
Januar1°-7°62 mm★★☆☆☆
Februar8°-3°20 mm★★★☆☆
März15°4°90 mm★★★☆☆
April19°9°135 mm★★★☆☆
Mai24°13°100 mm★★★★☆
Juni28°19°117 mm★★★★☆
Juli29°21°129 mm★★★★☆
August29°19°75 mm★★★★☆
September28°17°33 mm★★★★★
Oktober20°10°37 mm★★★★☆
November12°4°79 mm★★★☆☆
Dezember6°-2°62 mm★★☆☆☆

Klima type: Kontinental. Quelle: Open-Meteo archive (ERA5).

Explore Illinois

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

Geografie for related places

Frequently asked questions

Where is Illinois?

Illinois is a state in Vereinigte Staaten. Its coordinates are 39.7817, -89.6501. It lies in Nordamerika.

What is the weather like in Illinois jetzt?

It is currently 25°C (78°F) mit klarer himmel. Luftfeuchtigkeit is 29% and wind is 14 km/h.

When is the best time und visit Illinois?

August, September and Oktober offer the most comfortable conditions in Illinois, which has a continental climate. Januar, Februar and Dezember are usually the hardest months for outdoor plans.

What time zone is Illinois in?

Illinois observes America/Chicago (UTC-05:00). The Ortszeit is 4:47 PM.

How many people live in Illinois?

Illinois has a population of approximately 12.6 million.

What is the nearest airport und 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 und 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.
Karte tilesOpenStreetKarte contributors, CARTO and Esri.
ElevationOpen-Meteo digital elevation model where the dataset has no value.
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 Oktober 4, 2026 at 4:47 PM Ortszeit. 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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