Caseyville Weather Today — Illinois, United States
Current temperature, rain chance, humidity, wind and air quality in Caseyville, plus an hourly and 3-day forecast. Updated through the day.
05:11
Sat, 19 Sep 2026
📍 Illinois, United States
Caseyville??
23
°C
Clear
Feels 26°C · 73°F
💧 86% Humidity
💨 → 5.4 km/h ESE
👁 10 km Visibility
🌧 0 mm Precip
☁ 14% Cloud
☀️ UV Low
🌿 AQI Good
☀️ UV Index
0
Low
🔵 Pressure
1016
hPa · 30.01 in
💨 Wind
5.4
km/h · Gust 5.8 km/h
→ ESE
💧 Humidity
86%
Dew point 20.2°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
24.9°
Wind chill 22.7°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
06:37 AM
🌇
Sunset
06:54 PM
📅 3-Day Forecast
Saturday
19 Sep 2026
Sunny
37°
/
24°
💧54%
🌧0mm
💨10
☀️UV 7.3
Sunday
20 Sep 2026
Overcast
37°
/
25°
💧38%
🌧0.06mm
💨17
☀️UV 7.1
Monday
21 Sep 2026
Overcast
33°
/
21°
💧57%
🌧3.87mm
💨36
☀️UV 6.9
🏙 More Cities in Illinois
🌤
Abingdon
View weather →
🌤
Adams County
View weather →
🌤
Addison
View weather →
🌤
Albany Park
View weather →
🌤
Albers
View weather →
🌤
Albion
View weather →
🌤
Aledo
View weather →
🌤
Alexander
View weather →
🌤
Algonquin
View weather →
🌤
Alorton
View weather →
🌤
Alsip
View weather →
🌤
Altamont
View weather →