State in Statele Unite ale Americii

Geografie of Illinois

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

🌙 18°C now🕔 10:16 AM local📅 Best: august, septembrie and octombrie👥 12.6 million

Geografie of Illinois

Latitude39.7817
Longitude-89.6501
Area149.995 km²
HemisphereNorthern

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

Harta Illinois

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

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

Quick facts about Illinois

TipState
ȚarăStatele Unite ale Americii
ContinentAmerica de Nord
Coordonate39°46′54.1″N 89°39′0.4″W (39.7817, -89.6501)
CapitalSpringfield
Populație12.600.000
Area149.995 km²
AbbreviationIL
Fus orarAmerica/Chicago
Ora locală10:16 AM (UTC-05:00)
Best monthsaugust, septembrie and octombrie
ClimăContinental

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

Rezumat

Illinois is a state in Statele Unite ale Americii. Illinois is a US state cu capitala la Springfield. Are o populație de aproximativ 12.6 million. Capitala este Springfield.

Acum sunt 18°C (64°F) in Illinois cu senin. Temperatura resimțită este 15°C. Astăzi temperaturile variază între 7°C și 24°C. Probabilitatea de precipitații este de 0%. Sightseeing conditions score 9.7/10 - excelent — pleacă acum.

Cea mai bună perioadă pentru a vizita Illinois is august, septembrie and octombrie. Clima este continental. ianuarie, februarie and decembrie tend și be the least comfortable months. iulie is the warmest month cu average highs near 29°C, while ianuarie is the coldest cu 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.

Pe scurt. Today is slightly warmer than average for octombrie. The forecast high of 24°C is 3.6°C above the 20°C typical for this month. The best window și be outside is roughly 11 AM și 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.

Climă in Illinois month by month

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

ianfebmaraprmaiiuniulaugsepoctnoidecLine: average high · Bars: rainfall
LunăAvg highAvg lowPloaiefallRating
ianuarie1°-7°62 mm★★☆☆☆
februarie8°-3°20 mm★★★☆☆
martie15°4°90 mm★★★☆☆
aprilie19°9°135 mm★★★☆☆
mai24°13°100 mm★★★★☆
iunie28°19°117 mm★★★★☆
iulie29°21°129 mm★★★★☆
august29°19°75 mm★★★★☆
septembrie28°17°33 mm★★★★★
octombrie20°10°37 mm★★★★☆
noiembrie12°4°79 mm★★★☆☆
decembrie6°-2°62 mm★★☆☆☆

Climă type: Continental. Sursă: 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 Statele Unite ale Americii. Its coordinates are 39.7817, -89.6501. It lies in America de Nord.

What is the weather like in Illinois acum?

It is currently 18°C (64°F) cu senin. Umiditate is 39% and wind is 8 km/h.

When is the best time și visit Illinois?

august, septembrie and octombrie offer the most comfortable conditions in Illinois, which has a continental climate. ianuarie, februarie and decembrie 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 10:16 AM.

How many people live in Illinois?

Illinois has a population of approximately 12.6 million.

What is the nearest airport și 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 și 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.
Hartă tilesOpenStreetHartă 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 octombrie 24, 2026 at 10:16 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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