Live Weather & Forecast
Weather in Carbondale
Illinois, United States · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
65°F / Feels 65°F
Sunny
Carbondale, Illinois
🌞 Daytime
Updated: 2026-04-16 10:30
Humidity
81%
Wind
16.6 km/h SW
Wind Gust
22.2 km/h
Pressure
1015 mb
Visibility
16 km
UV Index
2.7
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
16.1°C
Wind Degree
214°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
135.9 μg/m³
NO₂
1.3 μg/m³
O₃
104 μg/m³
SO₂
1.4 μg/m³
PM 2.5
5.6 μg/m³
PM 10
8.6 μg/m³
Today's Hourly Forecast
24-hour breakdown for Carbondale, Illinois
12 AM
21°
Clear
1 AM
21°
Clear
2 AM
20°
Patchy rain nearby
3 AM
19°
Patchy rain nearby
4 AM
18°
Moderate rain at times
5 AM
17°
Patchy rain nearby
6 AM
17°
Patchy rain nearby
7 AM
17°
Patchy rain nearby
8 AM
18°
Sunny
9 AM
19°
Sunny
10 AM
18°
Sunny
11 AM
21°
Sunny
12 PM
23°
Sunny
1 PM
25°
Sunny
2 PM
27°
Sunny
3 PM
27°
Sunny
4 PM
24°
Sunny
5 PM
24°
Patchy light rain
6 PM
24°
Patchy rain nearby
7 PM
21°
Sunny
8 PM
19°
Clear
9 PM
17°
Clear
10 PM
16°
Clear
11 PM
16°
Clear
3-Day Forecast
Daily overview for Carbondale, Illinois
Today
Moderate rain
28°
/
15°
🌧️ 78% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 8.93 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:20 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Sunny
31°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 28.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 06:19 AM
🌇 Sunset: 07:35 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Moderate rain
17°
/
8°
🌧️ 84% chance of rain
💧 Avg. humidity: 67%
💨 Max wind: 30.2 km/h
🌧️ Total precip: 17.87 mm
☀️ UV Index: 0.5
🌅 Sunrise: 06:17 AM
🌇 Sunset: 07:36 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Carbondale
Plan your trip to Carbondale, 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.
Frequently Asked Questions
What is the current weather in Carbondale?
Current conditions in Carbondale: Sunny, temperature 18°C, humidity 81%.
What is the best time to visit Carbondale?
The best time to visit Carbondale is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Carbondale?
Carbondale is located at approximately 37.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Carbondale?
The wettest period in Carbondale is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Carbondale?
For visits to Carbondale during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Carbondale in?
Carbondale is located in United States, in the state of Illinois.
What are the public holidays in Carbondale in 2026?
View the 2026 public holidays for Carbondale on our Holidays page.
What are the GPS coordinates used for the weather forecast in Carbondale?
The weather forecast for Carbondale uses coordinates 37.7275, -89.2167.