Live Weather & Forecast

Weather in West Chicago

Illinois, United States · Real-time conditions & 3-day outlook

Flag of United States
Light rain
16°C
Feels like 16°C
61°F / Feels 61°F
Light rain
West Chicago, Illinois
🌙 Nighttime
Updated: 2026-04-13 00:00
💧
Humidity
97%
💨
Wind
27.7 km/h WSW
🌬️
Wind Gust
41.1 km/h
🌡️
Pressure
1009 mb
👁️
Visibility
9.7 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
14.9°C
🌐
Wind Degree
240°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
150.9 μg/m³
NO₂
4.2 μg/m³
O₃
90 μg/m³
SO₂
2.3 μg/m³
PM 2.5
4.9 μg/m³
PM 10
5 μg/m³

Weather Alerts 1

Met · Severe · Immediate
Flood Warning issued April 12 at 10:46AM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-12T10:46:00-05:00  ·  Expires: 2026-04-13T05:00:00-05:00

Today's Hourly Forecast

24-hour breakdown for West Chicago, Illinois

12 AM
Light drizzle
17°
Light drizzle
💧 91% 💨 31 km/h 🌧️ 100%
1 AM
Light rain
16°
Light rain
💧 97% 💨 27.7 km/h
2 AM
Partly Cloudy
17°
Partly Cloudy
💧 91% 💨 27.4 km/h
3 AM
Partly Cloudy
17°
Partly Cloudy
💧 91% 💨 27.4 km/h
4 AM
Overcast
17°
Overcast
💧 92% 💨 25.6 km/h
5 AM
Overcast
17°
Overcast
💧 92% 💨 25.2 km/h
6 AM
Overcast
18°
Overcast
💧 93% 💨 26.3 km/h
7 AM
Overcast
18°
Overcast
💧 93% 💨 24.1 km/h
8 AM
Overcast
18°
Overcast
💧 94% 💨 16.9 km/h
9 AM
Overcast
19°
Overcast
💧 95% 💨 16.2 km/h
10 AM
Overcast
19°
Overcast
💧 95% 💨 18.4 km/h
11 AM
Overcast
20°
Overcast
💧 94% 💨 22.3 km/h
12 PM
Overcast
20°
Overcast
💧 91% 💨 20.9 km/h
1 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 90% 💨 22.3 km/h
2 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 89% 💨 20.5 km/h
3 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 89% 💨 17.6 km/h
4 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 88% 💨 23.4 km/h
5 PM
Thundery outbreaks in nearby
22°
Thundery outbreaks in nearby
💧 87% 💨 22 km/h
6 PM
Thundery outbreaks in nearby
22°
Thundery outbreaks in nearby
💧 87% 💨 18 km/h
7 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 87% 💨 19.1 km/h
8 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 91% 💨 28.8 km/h
9 PM
Thundery outbreaks in nearby
20°
Thundery outbreaks in nearby
💧 91% 💨 29.2 km/h
10 PM
Thundery outbreaks in nearby
20°
Thundery outbreaks in nearby
💧 95% 💨 27 km/h
11 PM
Overcast
20°
Overcast
💧 94% 💨 28.1 km/h

3-Day Forecast

Daily overview for West Chicago, Illinois

Today
Patchy rain nearby
Patchy rain nearby
22° / 16°
🌧️ 85% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 31 km/h
🌧️ Total precip: 0.63 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:32 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
Patchy rain nearby
24° / 19°
🌧️ 80% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 33.1 km/h
🌧️ Total precip: 0.88 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:14 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Heavy rain
Heavy rain
22° / 19°
🌧️ 88% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 33.8 km/h
🌧️ Total precip: 32.06 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:12 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit West Chicago

Plan your trip to West Chicago, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to West Chicago 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in West Chicago?
Current conditions in West Chicago: Light rain, temperature 16°C, humidity 97%.
What is the best time to visit West Chicago?
The best time to visit West Chicago is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in West Chicago?
West Chicago is located at approximately 41.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in West Chicago?
The wettest period in West Chicago is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to West Chicago?
For visits to West Chicago during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is West Chicago in?
West Chicago is located in United States, in the state of Illinois.
What are the public holidays in West Chicago in 2026?
View the 2026 public holidays for West Chicago on our Holidays page.
What are the GPS coordinates used for the weather forecast in West Chicago?
The weather forecast for West Chicago uses coordinates 41.8848, -88.204.