Best Time do Visit Illinois
Najbolje vreme za posetu Illinois: avgust, septembar and oktobar. Mesec-by-month temperature, rainfall and crowd guidance.
Najbolje vreme za posetu Illinois
Go in avgust, septembar and oktobar. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and decembar - expect the least comfortable mix of heat, cold or rain.
Klima in Illinois month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mesec | Avg high | Avg low | Kišafall | Rating |
|---|---|---|---|---|
| januar | 1° | -7° | 62 mm | ★★☆☆☆ |
| februar | 8° | -3° | 20 mm | ★★★☆☆ |
| mart | 15° | 4° | 90 mm | ★★★☆☆ |
| april | 19° | 9° | 135 mm | ★★★☆☆ |
| maj | 24° | 13° | 100 mm | ★★★★☆ |
| jun | 28° | 19° | 117 mm | ★★★★☆ |
| jul | 29° | 21° | 129 mm | ★★★★☆ |
| avgust | 29° | 19° | 75 mm | ★★★★☆ |
| septembar | 28° | 17° | 33 mm | ★★★★★ |
| oktobar | 20° | 10° | 37 mm | ★★★★☆ |
| novembar | 12° | 4° | 79 mm | ★★★☆☆ |
| decembar | 6° | -2° | 62 mm | ★★☆☆☆ |
Klima type: Kontinental. Izvor: Open-Meteo archive (ERA5).
How Illinois compares uz nearby places
Annual averages, and the difference against Illinois.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Gateway Arch National Park | 137 km | 15°C | +1°C warmer | 1156 mm |
| St. Louis | 137 km | 15°C | +1°C warmer | 1156 mm |
| Missouri | 255 km | 15°C | +1°C warmer | 1006 mm |
| Indianapolis | 298 km | 13°C | 1°C cooler | 1135 mm |
| Indiana | 298 km | 13°C | 1°C cooler | 1135 mm |
Najbolje vreme za posetu each city in Illinois
1 cities mapped in this atlas
Najbolje vreme za posetu each state park in Illinois
1 state and provincial parks mapped in this atlas
Najbolje vreme za posetu each county in Illinois
1 counties mapped in this atlas
Najbolje vreme za posetu each lake in Illinois
1 lakes mapped in this atlas
What do pack, what do skip
- nedglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 18°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januar, februar and decembar - historically the least comfortable months here.
Sažetak
Illinois is a state in Сједињене Државе. Illinois is a US state sa glavnim gradom Springfield. Ima oko 12.6 million. Glavni grad je Springfield.
Trenutno je 15°C (59°F) in Illinois uz vedro. Oseća se kao 13°C. Danas su temperature od 7°C do 25°C. Verovatnoća padavina je 0%. Sightseeing conditions score 9.7/10 - odlično — krenite sada.
Najbolje vreme za posetu Illinois is avgust, septembar and oktobar. Klima je continental. januar, februar and decembar tend do be the least comfortable months. jul is the warmest month uz average highs near 29°C, while januar is the coldest uz 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.
Jednostavno rečeno. Today is warmer than average for oktobar. The forecast high of 25°C is 4.3°C above the 20°C typical for this month. The best window do be outside is roughly 11 AM do 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.
Vreme u Illinois sada
Open-Meteo Updated 12:47 AM, okt 23 local time.
Weekend outlook
☁️ 24° / 8°
Oblačno · 2% rain · wind 14 km/h
☁️ 25° / 13°
Oblačno · 0% rain · wind 12 km/h
Šta raditi in Illinois
Atrakcije, parks and landmarks in and around Illinois.
Quick facts about Illinois
| Tip | State |
|---|---|
| Država | Сједињене Државе |
| Kontinent | Severna Amerika |
| Koordinate | 39°46′54.1″N 89°39′0.4″W (39.7817, -89.6501) |
| Capital | Springfield |
| Stanovništvo | 12.600.000 |
| Area | 149.995 km² |
| Abbreviation | IL |
| Vremenska zona | America/Chicago |
| Lokalno vreme | 12:47 AM (UTC-05:00) |
| Best months | avgust, septembar and oktobar |
| Klima | Kontinental |
Explore Illinois
Every topic we hold for this place, and the same topic for the places around it.
Best Time do Visit for related places
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 15°C (59°F) uz vedro. Vlažnost is 52% 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 12:47 AM.
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 oktobar 23, 2026 at 12:47 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
