Seneca Weather Today — Illinois, United States
Current temperature, rain chance, humidity, wind and air quality in Seneca, plus an hourly and 3-day forecast. Updated through the day.
09:52
Fri, 18 Sep 2026
📍 Illinois, United States
Seneca??
7
°C
Patchy rain nearby
Feels 5°C · 45°F
💧 53% Humidity
💨 ↑ 14 km/h N
👁 10 km Visibility
🌧 0.01 mm Precip
☁ 78% Cloud
☀️ UV Moderate
🌿 AQI Good
☀️ UV Index
2.6
Moderate
🔵 Pressure
1021
hPa · 30.15 in
💨 Wind
14
km/h · Gust 20.3 km/h
↑ N
💧 Humidity
53%
Dew point -1.7°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
7.2°
Wind chill 4.7°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
05:31 AM
🌇
Sunset
05:33 PM
📅 3-Day Forecast
Friday
18 Sep 2026
Thundery outbreaks in nearby
12°
/
3°
💧60%
🌧3.56mm
💨28
☀️UV 12.4
Saturday
19 Sep 2026
Sunny
11°
/
1°
💧31%
🌧0mm
💨31
☀️UV 16
Sunday
20 Sep 2026
Sunny
14°
/
-0°
💧15%
🌧0mm
💨24
☀️UV 16.2
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