State in ארצות הברית

Illinois מזג אוויר תחזית

Illinois weather: 13°C, בהיר. לפי שעה forecast, 14-day outlook, UV, air quality and the best time ל- visit.

🌙 13°C now🕔 2:46 AM local📅 Best: אוגוסט, ספטמבר and אוקטובר👥 12.6 million

14-day forecast for Illinois

מקס׳ / מינ׳; משקעים; UV

יוםתנאיםמקס׳ / מינ׳משקעיםרוחUV
ג׳, אוק 27☁️ מעונן23° / 9°13%17 km/h4
ד׳, אוק 28☁️ מעונן26° / 11°2%20 km/h4
ה׳, אוק 29⛅ מעונן חלקית27° / 15°6% · 0 mm16 km/h4
ו׳, אוק 30🌦️ טפטוף23° / 13°21% · 1 mm19 km/h4
שבת, אוק 31🌦️ גשם קל20° / 15°19% · 2 mm16 km/h1
א׳, נוב 1🌧️ גשם17° / 14°45% · 12 mm21 km/h1
ב׳, נוב 2🌦️ Light drizzle17° / 13°44% · 0 mm14 km/h2
ג׳, נוב 3🌧️ ממטרים16° / 8°52% · 39 mm37 km/h1
ד׳, נוב 4🌦️ Light drizzle10° / 8°37% · 2 mm22 km/h1
ה׳, נוב 5☁️ מעונן16° / 9°20%16 km/h3
ו׳, נוב 6🌦️ Light drizzle14° / 9°10% · 2 mm20 km/h2
שבת, נוב 7🌦️ Light drizzle9° / 6°9% · 2 mm21 km/h1
א׳, נוב 8☁️ מעונן10° / 2°7%14 km/h3
ב׳, נוב 9☁️ מעונן15° / 2°17%28 km/h3

The two-week trend

Temperature trend

Cooling. The second half of the window averages 8°C cooler than the days immediately ahead.

Against the normal

The window averages 17°C against a אוקטובר normal of 20°C - 3°C below.

גשםfall

גשםfall over the next 7 days is close ל- normal for אוקטובר (16 mm against a typical 9 mm).

What this means for Illinois

Compared עם normal

Today is slightly warmer than average for אוקטובר. The forecast high of 23°C is 2.4°C above the 20°C typical for this month.

גשם chance explained

A 13% chance means most of the area stays dry; a passing shower is possible but short.

נסיעות 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 יוני ל- אוגוסט.

Worth knowing

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

What ל- pack, what ל- skip

Pack for the next 7 days
  • א׳glasses, a brimmed hat and SPF 30+
  • Layers - the daily swing is 18°C, so mornings feel nothing like afternoons
  • A packable rain shell - 2 of the next 7 days carry a real chance of rain
Worth avoiding
  • If your dates are flexible, avoid ינואר, פברואר and דצמבר - historically the least comfortable months here.

הצג תחזית עבור Illinois לפי טווח זמן

Illinois weather - more answers

Explore Illinois

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

מזג אוויר for related places

Frequently asked questions

Where is Illinois?

Illinois is a state in ארצות הברית. Its coordinates are 39.7817, -89.6501. It lies in צפון אמריקה.

What is the weather like in Illinois עכשיו?

It is currently 13°C (56°F) עם בהיר. לחות is 70% and wind is 8 km/h.

When is the best time ל- visit Illinois?

אוגוסט, ספטמבר and אוקטובר offer the most comfortable conditions in Illinois, which has a continental climate. ינואר, פברואר and דצמבר 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 2:46 AM.

How many people live in Illinois?

Illinois has a population of approximately 12.6 million.

What is the nearest airport ל- 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 ל- 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.
תחזית and observationsOpen-Meteo (ECMWF and national models).
איכות האוויר and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
אקלים averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National מזג אוויר 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 אוקטובר 28, 2026 at 2:46 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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