Chicago Sää Ennuste
Chicago weather: 16°C, pääosin selkeää. Tunneittain forecast, 14-day outlook, UV, air quality and the best time ja visit.
Ilmasto in Chicago month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Kuukausi | Avg high | Avg low | Sadefall | Rating |
|---|---|---|---|---|
| tammikuu | -2° | -8° | 73 mm | ★★☆☆☆ |
| helmikuu | 4° | -4° | 19 mm | ★★★☆☆ |
| maaliskuu | 11° | 1° | 103 mm | ★★★☆☆ |
| huhtikuu | 15° | 6° | 113 mm | ★★★☆☆ |
| tou | 20° | 11° | 68 mm | ★★★★☆ |
| kesäkuu | 26° | 18° | 126 mm | ★★★★☆ |
| heinäkuu | 28° | 20° | 127 mm | ★★★★☆ |
| elokuu | 27° | 19° | 116 mm | ★★★★☆ |
| syyskuu | 24° | 17° | 97 mm | ★★★★☆ |
| lokakuu | 19° | 10° | 55 mm | ★★★★☆ |
| marraskuu | 10° | 3° | 68 mm | ★★★☆☆ |
| joulukuu | 3° | -3° | 68 mm | ★★☆☆☆ |
Ilmasto type: Maanosaal. Lähde: Open-Meteo archive (ERA5).
Paras aika vierailla Chicago
Go in tou, kesäkuu, elokuu, syyskuu and lokakuu. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: tammikuu, helmikuu and joulukuu - expect the least comfortable mix of heat, cold or rain.
Recent extremes in Chicago
Korkeaest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Chicago compares ja nearby places
Annual averages, and the difference against Chicago.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Cook County | 0 km | 11°C | about the same | 1033 mm |
| Indiana Dunes National Park | 54 km | 11°C | about the same | 1110 mm |
| Starved Rock State Park | 129 km | 12°C | +1°C warmer | 1052 mm |
| Milwaukee | 131 km | 10°C | 1°C cooler | 898 mm |
| Wisconsin | 197 km | 10°C | 2°C cooler | 882 mm |
What ja pack, what ja skip
- Layers - the daily swing is 12°C, so mornings feel nothing like afternoons
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid tammikuu, helmikuu and joulukuu - historically the least comfortable months here.
Katso kohteen Chicago ennuste aikavälin mukaan
Chicago weather - more answers
Explore Chicago
Every topic we hold for this place, and the same topic for the places around it.
Sää for related places
Frequently asked questions
Where is Chicago?
Chicago is a city in Illinois. Its coordinates are 41.8781, -87.6298. It lies in Pohjois-Amerikka.
What is the weather like in Chicago nyt?
It is currently 16°C (60°F) ja pääosin selkeää. Kosteus is 59% and wind is 16 km/h.
When is the best time ja visit Chicago?
tou, kesäkuu, elokuu, syyskuu and lokakuu offer the most comfortable conditions in Chicago, which has a continental climate. tammikuu, helmikuu and joulukuu are usually the hardest months for outdoor plans.
What time zone is Chicago in?
Chicago observes America/Chicago (UTC-05:00). The local time is 9:36 AM.
How many people live in Chicago?
Chicago has a population of approximately 2.7 million.
What is the nearest airport ja Chicago?
The closest airports are O'Hare International Airport (ORD), 25 km away.
What are the top things ja do in Chicago?
Popular options include Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.
What places are in Chicago?
Chicago covers 5 places in this atlas, including O'Hare International Airport, The Loop, Wicker Park, ZIP Code 60601 and Area Code 312.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Ennuste and observations | Open-Meteo (ECMWF and national models). |
| Ilmanlaatu and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Ilmasto averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Sää 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 lokakuu 29, 2026 at 9:36 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
