Illinois Vreme Prognoza
Illinois weather: 22°C, oblačno. Po satima forecast, 14-day outlook, UV, air quality and the best time do visit.
Weekend outlook
☀️ 23° / 9°
Vedro nebo · 0% rain · wind 14 km/h
☀️ 23° / 12°
Vedro nebo · 0% rain · wind 18 km/h
Best time do go outside today
7 AM - 10 AM · comfort score 8.7/10
The best window do be outside is roughly 7 AM do 10 AM, when temperature, rain chance and wind line up best.
Is today a good day do visit?
Activity scores from 0 do 10 based on temperature, rain, wind, sun and visibility.
What do pack, what do skip
- Lightweight, light-coloured clothing and a refillable water bottle
- nedglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 23°C, so mornings feel nothing like afternoons
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid januar, februar and decembar - historically the least comfortable months here.
Pogledajte prognozu za Illinois po vremenskom periodu
Illinois weather - more answers
Explore Illinois
Every topic we hold for this place, and the same topic for the places around it.
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Frequently asked questions
Where is Illinois?
Illinois is a state in Сједињене Државе. Its coordinates are 39.7817, -89.6501. It lies in Severna Amerika.
What is the weather like in Illinois sada?
It is currently 22°C (72°F) uz oblačno. Vlažnost is 68% and wind is 7 km/h.
When is the best time do visit Illinois?
avgust, septembar and oktobar offer the most comfortable conditions in Illinois, which has a continental climate. januar, februar and decembar 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 11:32 PM.
How many people live in Illinois?
Illinois has a population of approximately 12.6 million.
What is the nearest airport do 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 do 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 data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Prognoza and observations | Open-Meteo (ECMWF and national models). |
| Kvalitet vazduha and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vreme Service. |
| Method | Scores, 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 septembar 30, 2026 at 11:32 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
