Cook County Väder Prognos
Cook County weather: 14°C, mulet. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.
Will it rain in Cook County?
No - rain is unlikely in Cook County today.
Regn is very unlikely today - plans do not need a backup.
Over the next 7 days, about 23 mm of precipitation is forecast.
Regnfall over the next 7 days is close och normal for oktober (23 mm against a typical 18 mm).
16-day forecast for Cook County
Max / Min; Nederb.; UV
| Dag | Förhållanden | Max / Min | Nederb. | Vind | UV |
|---|---|---|---|---|---|
| tis, okt 27 | ☁️ Mulet | 18° / 12° | 2% | 16 km/h | 3 |
| ons, okt 28 | ☁️ Mulet | 24° / 11° | 2% | 18 km/h | 4 |
| tor, okt 29 | ☁️ Mulet | 19° / 14° | 18% · 0 mm | 18 km/h | 2 |
| fre, okt 30 | ☁️ Mulet | 14° / 12° | 24% | 14 km/h | 2 |
| lör, okt 31 | 🌧️ Regn | 14° / 10° | 30% · 8 mm | 13 km/h | 2 |
| sön, nov 1 | 🌧️ Heavy drizzle | 13° / 11° | 21% · 11 mm | 18 km/h | 0 |
| mån, nov 2 | 🌦️ Light drizzle | 14° / 13° | 38% · 4 mm | 13 km/h | 1 |
| tis, nov 3 | 🌧️ Skurar | 15° / 11° | 53% · 27 mm | 41 km/h | 1 |
| ons, nov 4 | 🌧️ Heavy drizzle | 12° / 11° | 42% · 5 mm | 21 km/h | 1 |
| tor, nov 5 | 🌦️ Light drizzle | 12° / 11° | 31% · 0 mm | 12 km/h | 1 |
| fre, nov 6 | 🌦️ Light drizzle | 13° / 11° | 14% · 0 mm | 13 km/h | 2 |
| lör, nov 7 | 🌦️ Duggregn | 11° / 6° | 19% · 5 mm | 33 km/h | 1 |
| sön, nov 8 | 🌦️ Light drizzle | 7° / 6° | 14% · 1 mm | 14 km/h | 1 |
| mån, nov 9 | ☁️ Mulet | 11° / 5° | 19% | 24 km/h | 3 |
| tis, nov 10 | 🌦️ Duggregn | 11° / 10° | 23% · 4 mm | 25 km/h | 0 |
| ons, nov 11 | 🌦️ Light showers | 11° / 5° | 22% · 17 mm | 29 km/h | 0 |
What this means for Cook County
Today is about average for oktober. The forecast high of 18°C is in line med the 18°C typical for this month.
Regn 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 juni och augusti.
The gap between the warmest and coldest month averages 29°C.
What och pack, what och skip
- Normal seasonal clothing - nothing unusual is needed this week
- If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.
Se prognosen för Cook County per tidsintervall
Cook County weather - more answers
Explore Cook County
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Frequently asked questions
Where is Cook County?
Cook County is a county in Illinois. Its coordinates are 41.8781, -87.6298. It lies in Nordamerika.
What is the weather like in Cook County just nu?
It is currently 14°C (58°F) med mulet. Luftfuktighet is 80% and wind is 9 km/h.
When is the best time och visit Cook County?
maj, juni, augusti, september and oktober offer the most comfortable conditions in Cook County, which has a continental climate. januari, februari and december 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 9:03 PM.
How many people live in Cook County?
Cook County has a population of approximately 5.1 million.
What is the nearest airport och Cook County?
The closest airports are O'Hare International Airport (ORD), 25 km away.
What are the top things och 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. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Väder 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 oktober 27, 2026 at 9:03 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
