Chicago Climă and Average Vreme
Climă of Chicago: average temperatures, rainfall and seasons month by month.
Climă in Chicago month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Lună | Avg high | Avg low | Ploaiefall | Rating |
|---|---|---|---|---|
| ianuarie | -2° | -8° | 73 mm | ★★☆☆☆ |
| februarie | 4° | -4° | 19 mm | ★★★☆☆ |
| martie | 11° | 1° | 103 mm | ★★★☆☆ |
| aprilie | 15° | 6° | 113 mm | ★★★☆☆ |
| mai | 20° | 11° | 68 mm | ★★★★☆ |
| iunie | 26° | 18° | 126 mm | ★★★★☆ |
| iulie | 28° | 20° | 127 mm | ★★★★☆ |
| august | 27° | 19° | 116 mm | ★★★★☆ |
| septembrie | 24° | 17° | 74 mm | ★★★★☆ |
| octombrie | 18° | 10° | 79 mm | ★★★★☆ |
| noiembrie | 10° | 3° | 68 mm | ★★★☆☆ |
| decembrie | 3° | -3° | 68 mm | ★★☆☆☆ |
Climă type: Continental. Sursă: Open-Meteo archive (ERA5).
Recent extremes in Chicago
Ridicatest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Chicago compares cu 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 | 1034 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 | 901 mm |
| Wisconsin | 197 km | 10°C | 2°C cooler | 888 mm |
Climă by airport in Chicago
1 airports mapped in this atlas
Climă by district in Chicago
2 districts and neighborhoods mapped in this atlas
Climă by zip / postal code in Chicago
1 zip and postal codes mapped in this atlas
Climă by area code in Chicago
1 area codes mapped in this atlas
Cea mai bună perioadă Chicago
Go in mai, iunie, august, septembrie and octombrie. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: ianuarie, februarie and decembrie - expect the least comfortable mix of heat, cold or rain.
What this means for Chicago
Today is about average for octombrie. The forecast high of 19°C is in line cu the 18°C typical for this month.
Ploaie is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in iunie și august.
The gap between the warmest and coldest month averages 29°C.
What și pack, what și skip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid ianuarie, februarie and decembrie - historically the least comfortable months here.
Rezumat
Chicago is a city in Illinois. Chicago is known for Architecture, deep-dish and lakefront. Are o populație de aproximativ 2.7 million.
Acum sunt 11°C (52°F) in Chicago cu ceață. Temperatura resimțită este 10°C. Astăzi temperaturile variază între 7°C și 19°C. Probabilitatea de precipitații este de 0%. Sightseeing conditions score 9.3/10 - excelent — pleacă acum.
Cea mai bună perioadă pentru a vizita Chicago is mai, iunie, 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 28°C, while ianuarie is the coldest cu lows near -8°C.
The closest major airport is O'Hare International Airport (ORD), about 25 km away. Nearby highlights include Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.
Pe scurt. Today is about average for octombrie. The forecast high of 19°C is in line cu the 18°C typical for this month. The best window și be outside is roughly 1 PM și 4 PM, when temperature, rain chance and wind line up best. hiking is the strongest bet in Chicago today at 9.9/10. 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.
Quick facts about Chicago
| Tip | City |
|---|---|
| State | Illinois |
| Țară | Statele Unite ale Americii |
| Continent | America de Nord |
| Coordonate | 41°52′41.2″N 87°37′47.3″W (41.8781, -87.6298) |
| Populație | 2.700.000 |
| Known for | Architecture, deep-dish and lakefront |
| Ora locală | 10:35 PM (UTC-05:00) |
| Best months | mai, iunie, august, septembrie and octombrie |
| Climă | Continental |
Vreme map for Chicago
Animated model layers. Pick a layer și load it.
Animated layers by Vânty. For pin-level detail and nearby places, see the interactive map below.
Explore Chicago
Every topic we hold for this place, and the same topic for the places around it.
Climă 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 America de Nord.
What is the weather like in Chicago acum?
It is currently 11°C (52°F) cu ceață. Umiditate is 78% and wind is 2 km/h.
When is the best time și visit Chicago?
mai, iunie, august, septembrie and octombrie offer the most comfortable conditions in Chicago, which has a continental climate. ianuarie, februarie and decembrie 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 10:35 PM.
How many people live in Chicago?
Chicago has a population of approximately 2.7 million.
What is the nearest airport și Chicago?
The closest airports are O'Hare International Airport (ORD), 25 km away.
What are the top things și 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. |
|---|---|
| Prognoză and observations | Open-Meteo (ECMWF and national models). |
| Calitatea aerului and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climă 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 octombrie 22, 2026 at 10:35 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
