Live Weather & Forecast

Weather in Coal City

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

Flag of United States
Partly cloudy
14°C
Feels like 13°C
57°F / Feels 54°F
Partly cloudy
Coal City, Illinois
🌙 Nighttime
Updated: 2026-04-11 23:45
💧
Humidity
58%
💨
Wind
15.1 km/h SE
🌬️
Wind Gust
27.1 km/h
🌡️
Pressure
1021 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
7.1°C
🌐
Wind Degree
132°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
183.9 μg/m³
NO₂
3.7 μg/m³
O₃
84 μg/m³
SO₂
8.1 μg/m³
PM 2.5
9.7 μg/m³
PM 10
10 μg/m³

Weather Alerts 1

Met · Severe · Immediate
Flood Warning issued April 11 at 10:46AM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, Lake IL and McHenry 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: 2026-04-11T10:46:00-05:00  ·  Expires: 2026-04-12T05:00:00-05:00

Today's Hourly Forecast

24-hour breakdown for Coal City, Illinois

12 AM
Clear
5°
Clear
💧 89% 💨 11.2 km/h
1 AM
Clear
4°
Clear
💧 86% 💨 9 km/h
2 AM
Clear
4°
Clear
💧 89% 💨 8.3 km/h
3 AM
Clear
3°
Clear
💧 88% 💨 9 km/h
4 AM
Clear
3°
Clear
💧 92% 💨 9 km/h
5 AM
Clear
2°
Clear
💧 91% 💨 8.6 km/h
6 AM
Mist
2°
Mist
💧 95% 💨 9.4 km/h
7 AM
Fog
3°
Fog
💧 97% 💨 9.4 km/h
8 AM
Sunny
5°
Sunny
💧 77% 💨 11.2 km/h
9 AM
Sunny
7°
Sunny
💧 62% 💨 12.2 km/h
10 AM
Sunny
10°
Sunny
💧 58% 💨 14.4 km/h
11 AM
Sunny
12°
Sunny
💧 57% 💨 14 km/h
12 PM
Sunny
14°
Sunny
💧 47% 💨 12.2 km/h
1 PM
Sunny
16°
Sunny
💧 45% 💨 10.4 km/h
2 PM
Sunny
17°
Sunny
💧 36% 💨 11.2 km/h
3 PM
Sunny
18°
Sunny
💧 32% 💨 12.6 km/h
4 PM
Sunny
19°
Sunny
💧 31% 💨 14 km/h
5 PM
Sunny
18°
Sunny
💧 32% 💨 13 km/h
6 PM
Sunny
17°
Sunny
💧 49% 💨 12.6 km/h
7 PM
Sunny
14°
Sunny
💧 61% 💨 11.2 km/h
8 PM
Clear
13°
Clear
💧 66% 💨 12.2 km/h
9 PM
Clear
12°
Clear
💧 72% 💨 14 km/h
10 PM
Clear
11°
Clear
💧 77% 💨 13.7 km/h
11 PM
Partly cloudy
14°
Partly cloudy
💧 58% 💨 15.1 km/h

3-Day Forecast

Daily overview for Coal City, Illinois

Today
Sunny
Sunny
20° / 2°
🌧️ 0% chance of rain
💧 Avg. humidity: 67%
💨 Max wind: 15.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 42% lit
Sun, Apr 12
Partly Cloudy
Partly Cloudy
26° / 10°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 37.8 km/h
🌧️ Total precip: 0.01 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:18 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Moderate rain
Moderate rain
28° / 17°
🌧️ 87% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 29.2 km/h
🌧️ Total precip: 8.25 mm
☀️ UV Index: 1
🌅 Sunrise: 06:16 AM
🌇 Sunset: 07:31 PM
🌙 Waning Crescent
🌑 Moon: 23% lit

Best Time to Visit Coal City

Plan your trip to Coal City, 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 Coal City 🗓 View Holidays 2026

Frequently Asked Questions

People also ask — answers optimized for search engines and voice queries.

What is the current weather in Coal City?
Current conditions in Coal City: Partly cloudy, temperature 14°C, humidity 58%.
What is the best time to visit Coal City?
The best time to visit Coal City is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Coal City?
Coal City is located at approximately 41.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Coal City?
The wettest period in Coal City is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Coal City?
For visits to Coal City during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Coal City in?
Coal City is located in United States, in the state of Illinois.
What are the public holidays in Coal City in 2026?
View the 2026 public holidays for Coal City on our Holidays page.
What are the GPS coordinates used for the weather forecast in Coal City?
The weather forecast for Coal City uses coordinates 41.2878, -88.2855.