State in Amerika Syarikat

Geografi of Illinois

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

☀️ 9°C now🕔 8:34 AM local📅 Best: Ogos, September and Oktober👥 12.6 million

Geografi of Illinois

Latitude39.7817
Longitude-89.6501
Area149.995 km²
HemisphereNorthern

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

Peta Illinois

Interactive map dengan nearby places. Switch between street, terrain and satellite views.

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

Quick facts about Illinois

JenisState
NegaraAmerika Syarikat
BenuaAmerika Utara
Koordinat39°46′54.1″N 89°39′0.4″W (39.7817, -89.6501)
CapitalSpringfield
Penduduk12.600.000
Area149.995 km²
AbbreviationIL
Zon masaAmerica/Chicago
Waktu tempatan8:34 AM (UTC-05:00)
Best monthsOgos, September and Oktober
IklimBenuaal

Geografi by city in Illinois

1 cities mapped in this atlas

Geografi by state park in Illinois

1 state and provincial parks mapped in this atlas

Geografi by county in Illinois

1 counties mapped in this atlas

Geografi by lake in Illinois

1 lakes mapped in this atlas

Ringkasan

Illinois is a state in Amerika Syarikat. Illinois is a US state dengan ibu negara Springfield. Mempunyai penduduk sekitar 12.6 million. Ibu negaranya ialah Springfield.

Sekarang suhu ialah 9°C (49°F) in Illinois dengan langit cerah. Suhu terasa seperti 7°C. Hari ini suhu antara 7°C hingga 26°C. Kebarangkalian hujan ialah 0%. Sightseeing conditions score 8.7/10 - cemerlang — bertolak sekarang.

Masa terbaik untuk melawat Illinois is Ogos, September and Oktober. Iklimnya continental. Januari, Februari and Disember tend hingga be the least comfortable months. Julai is the warmest month dengan average highs near 29°C, while Januari is the coldest dengan lows near -7°C.

The closest major airport is O'Hare International Airport (ORD), about 284 km away. Nearby highlights include Starved Rock State Park, Lake Michigan, Gateway Arch National Park and Indiana Dunes National Park.

Ringkasnya. Today is warmer than average for Oktober. The forecast high of 26°C is 5.3°C above the 20°C typical for this month. The best window hingga be outside is roughly 11 AM hingga 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Illinois today at 9.9/10. 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.

Iklim in Illinois month by month

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

JanFebMacAprMeiJunJulOgoSepOktNovDisLine: average high · Bars: rainfall
BulanAvg highAvg lowHujanfallRating
Januari1°-7°62 mm★★☆☆☆
Februari8°-3°20 mm★★★☆☆
Mac15°4°90 mm★★★☆☆
April19°9°135 mm★★★☆☆
Mei24°13°100 mm★★★★☆
Jun28°19°117 mm★★★★☆
Julai29°21°129 mm★★★★☆
Ogos29°19°75 mm★★★★☆
September28°17°33 mm★★★★★
Oktober20°10°37 mm★★★★☆
November12°4°79 mm★★★☆☆
Disember6°-2°62 mm★★☆☆☆

Iklim type: Benuaal. Sumber: Open-Meteo archive (ERA5).

Explore Illinois

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

Geografi for related places

Frequently asked questions

Where is Illinois?

Illinois is a state in Amerika Syarikat. Its coordinates are 39.7817, -89.6501. It lies in Amerika Utara.

What is the weather like in Illinois sekarang?

It is currently 9°C (49°F) dengan langit cerah. Kelembapan is 83% and wind is 8 km/h.

When is the best time hingga visit Illinois?

Ogos, September and Oktober offer the most comfortable conditions in Illinois, which has a continental climate. Januari, Februari and Disember are usually the hardest months for outdoor plans.

What time zone is Illinois in?

Illinois observes America/Chicago (UTC-05:00). The local time is 8:34 AM.

How many people live in Illinois?

Illinois has a population of approximately 12.6 million.

What is the nearest airport hingga 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 hingga 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.
Peta tilesOpenStreetPeta 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 6, 2026 at 8:34 AM 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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