Cook County 天气 预报
Cook County weather: 12°C, 阴天. 逐小时 forecast, 14-day outlook, UV, air quality and the best time至visit.
Cook County weather in 一月
One of the harder months here - go in，天气为a plan.
一月 runs 16°C cooler than the annual average in Cook County.
天气 map for Cook County
Animated model layers. Pick a layer至load it.
Animated layers by 风y. For pin-level detail and nearby places, see the interactive map below.
气候 in Cook County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | -2° | -8° | 73 mm | ★★☆☆☆ |
| 二月 | 4° | -4° | 19 mm | ★★★☆☆ |
| 三月 | 11° | 1° | 103 mm | ★★★☆☆ |
| 四月 | 15° | 6° | 113 mm | ★★★☆☆ |
| 五月 | 20° | 11° | 68 mm | ★★★★☆ |
| 六月 | 26° | 18° | 126 mm | ★★★★☆ |
| 七月 | 28° | 20° | 127 mm | ★★★★☆ |
| 八月 | 27° | 19° | 116 mm | ★★★★☆ |
| 九月 | 24° | 17° | 74 mm | ★★★★☆ |
| 十月 | 18° | 10° | 79 mm | ★★★★☆ |
| 十一月 | 10° | 3° | 68 mm | ★★★☆☆ |
| 十二月 | 3° | -3° | 68 mm | ★★☆☆☆ |
气候 type: 大洲al. 来源： Open-Meteo archive (ERA5).
最佳旅游时间 Cook County
Go in 五月, 六月, 八月, 九月 and 十月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
What至pack, what至skip
- Layers - the daily swing is 13°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
How Cook County compares，天气为nearby places
Annual averages, and the difference against Cook County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Area Code 312 | 0 km | 11°C | about the same | 1034 mm |
| Chicago | 0 km | 11°C | about the same | 1034 mm |
| The Loop | 1 km | 11°C | about the same | 1034 mm |
| ZIP Code 60601 | 1 km | 11°C | about the same | 1034 mm |
| Wicker Park | 5 km | 11°C | about the same | 996 mm |
查看 Cook County 的分时预报
Cook County weather - more answers
Explore Cook County
Every topic we hold for this place, and the same topic for the places around it.
天气 for related places
Frequently asked questions
Where is Cook County?
Cook County is a county in Illinois. Its coordinates are 41.8781, -87.6298. It lies in 北美洲.
What is the weather like in Cook County现在?
It is currently 12°C (54°F)，天气为阴天. 湿度 is 95% and wind is 14 km/h.
When is the best time至visit Cook County?
五月, 六月, 八月, 九月 and 十月 offer the most comfortable conditions in Cook County, which has a continental climate. 一月, 二月 and 十二月 are usually the hardest months for outdoor plans.
What time zone is Cook County in?
Cook County observes America/Chicago (UTC-05:00). The local time is 3:10 PM.
How many people live in Cook County?
Cook County has a population of approximately 5.1 million.
What is the nearest airport至Cook County?
The closest airports are O'Hare International Airport (ORD), 25 km away.
What are the top things至do in Cook County?
Popular options include Indiana Dunes National Park, Starved Rock State Park and Lake Michigan.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| 预报 and observations | Open-Meteo (ECMWF and national models). |
| 空气质量 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 气候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天气 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 十月 27, 2026 at 3:10 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
